交(jiao)(jiao)直(zhi)(zhi)流(liu)(liu)混(hun)合微(wei)電(dian)(dian)網(wang)中同(tong)時含有交(jiao)(jiao)流(liu)(liu)和(he)(he)直(zhi)(zhi)流(liu)(liu)母線，可(ke)充分接納不同(tong)類(lei)型分布(bu)式電(dian)(dian)源(yuan)及儲能(neng)(neng)(neng)系(xi)統(tong)(tong)(tong)，利(li)用較(jiao)少的(de)(de)能(neng)(neng)(neng)量(liang)(liang)變(bian)換(huan)(huan)裝(zhuang)置分別滿足直(zhi)(zhi)流(liu)(liu)和(he)(he)交(jiao)(jiao)流(liu)(liu)負(fu)(fu)(fu)荷需求，整個系(xi)統(tong)(tong)(tong)具(ju)(ju)備較(jiao)高的(de)(de)能(neng)(neng)(neng)量(liang)(liang)轉換(huan)(huan)效率(lv)、經濟性(xing)(xing)和(he)(he)可(ke)靠性(xing)(xing)。隨著直(zhi)(zhi)流(liu)(liu)配(pei)電(dian)(dian)網(wang)的(de)(de)迅速發展,直(zhi)(zhi)流(liu)(liu)電(dian)(dian)能(neng)(neng)(neng)質(zhi)量(liang)(liang)問題得(de)到了(le)越來越多的(de)(de)重(zhong)視(shi)。然而由(you)于直(zhi)(zhi)流(liu)(liu)配(pei)電(dian)(dian)項目(mu)實際數據的(de)(de)缺乏(fa),直(zhi)(zhi)流(liu)(liu)電(dian)(dian)能(neng)(neng)(neng)質(zhi)量(liang)(liang)的(de)(de)研(yan)究還(huan)處于剛起步的(de)(de)階段。交(jiao)(jiao)直(zhi)(zhi)流(liu)(liu)混(hun)合微(wei)電(dian)(dian)網(wang)的(de)(de)拓撲結構(gou)為同(tong)時研(yan)究交(jiao)(jiao)直(zhi)(zhi)流(liu)(liu)電(dian)(dian)能(neng)(neng)(neng)質(zhi)量(liang)(liang)問題提(ti)供(gong)了(le)良好的(de)(de)工程背景。在(zai)交(jiao)(jiao)直(zhi)(zhi)流(liu)(liu)混(hun)合微(wei)電(dian)(dian)網(wang)系(xi)統(tong)(tong)(tong)中,絕大部(bu)分負(fu)(fu)(fu)載都是通過電(dian)(dian)力(li)電(dian)(dian)子變(bian)換(huan)(huan)器與微(wei)網(wang)母線連接,閉環控制(zhi)的(de)(de)電(dian)(dian)力(li)電(dian)(dian)子變(bian)換(huan)(huan)裝(zhuang)置可(ke)視(shi)為恒功率(lv)負(fu)(fu)(fu)載,具(ju)(ju)有負(fu)(fu)(fu)阻抗特性(xing)(xing),在(zai)擾動情況下,會影(ying)響系(xi)統(tong)(tong)(tong)穩定性(xing)(xing),甚至導(dao)致整個系(xi)統(tong)(tong)(tong)無法正常工作。交(jiao)(jiao)直(zhi)(zhi)流(liu)(liu)混(hun)合微(wei)網(wang)系(xi)統(tong)(tong)(tong)可(ke)以為公共設施和(he)(he)行業提(ti)供(gong)高效的(de)(de)能(neng)(neng)(neng)源(yuan)互連。河南光儲直(zhi)(zhi)柔系(xi)統(tong)(tong)(tong)有用嗎

交(jiao)直(zhi)(zhi)流(liu)混合微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)是指由分(fen)散式(shi)(shi)電(dian)(dian)(dian)源(yuan)、儲能(neng)(neng)(neng)裝置、能(neng)(neng)(neng)量變(bian)換裝置、相關負荷和(he)監控、保(bao)護(hu)裝置匯集而成(cheng)的(de)小型(xing)發配(pei)電(dian)(dian)(dian)系(xi)(xi)(xi)統，是一(yi)(yi)個能(neng)(neng)(neng)夠實(shi)現自我控制(zhi)、保(bao)護(hu)和(he)管(guan)理(li)(li)(li)的(de)自治(zhi)系(xi)(xi)(xi)統。其中根據(ju)分(fen)散式(shi)(shi)電(dian)(dian)(dian)源(yuan)的(de)不同，既包括直(zhi)(zhi)流(liu)母(mu)線，也包括交(jiao)流(liu)母(mu)線。微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)通過(guo)微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)內分(fen)散式(shi)(shi)電(dian)(dian)(dian)源(yuan)輸出功率的(de)協調(diao)控制(zhi)可(ke)保(bao)證(zheng)微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)穩(wen)定運行(xing)(xing)；微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)能(neng)(neng)(neng)量管(guan)理(li)(li)(li)系(xi)(xi)(xi)統可(ke)以(yi)(yi)有效地維(wei)持能(neng)(neng)(neng)量在(zai)(zai)微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)內的(de)較(jiao)佳化(hua)分(fen)配(pei)與(yu)平衡，保(bao)證(zheng)微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)經濟(ji)運行(xing)(xing)。微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)一(yi)(yi)般具有能(neng)(neng)(neng)源(yuan)利用(yong)率高(gao)、供能(neng)(neng)(neng)可(ke)靠性高(gao)、污染物排放少、運行(xing)(xing)經濟(ji)性好等(deng)優(you)點。國(guo)(guo)內外對交(jiao)直(zhi)(zhi)流(liu)混合微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)領(ling)域(yu)相關技術(shu)的(de)研究(jiu)(jiu)(jiu)還處(chu)于初級階(jie)段(duan)，研究(jiu)(jiu)(jiu)內容主要涉及交(jiao)直(zhi)(zhi)流(liu)混合微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)的(de)拓撲結構、容量配(pei)置、性能(neng)(neng)(neng)評估、運行(xing)(xing)控制(zhi)、保(bao)護(hu)和(he)能(neng)(neng)(neng)量管(guan)理(li)(li)(li)等(deng)方(fang)面。美國(guo)(guo)電(dian)(dian)(dian)氣可(ke)靠性技術(shu)解決方(fang)案聯合會、歐(ou)洲以(yi)(yi)希臘雅(ya)典國(guo)(guo)立(li)技術(shu)大(da)學(xue)為(wei)典型(xing)代替的(de)微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)研究(jiu)(jiu)(jiu)機構、日本的(de)新能(neng)(neng)(neng)源(yuan)與(yu)工(gong)業技術(shu)發展組織等(deng)都對微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)進行(xing)(xing)了相關研究(jiu)(jiu)(jiu)，國(guo)(guo)內主要以(yi)(yi)單一(yi)(yi)的(de)微(wei)(wei)(wei)(wei)電(dian)(dian)(dian)網(wang)(wang)(wang)(wang)(wang)結構為(wei)主，側重前瞻(zhan)性技術(shu)與(yu)示範工(gong)程，己有一(yi)(yi)大(da)批項目正(zheng)在(zai)(zai)開(kai)展。貴州光儲充(chong)并離(li)網(wang)(wang)(wang)(wang)(wang)系(xi)(xi)(xi)統工(gong)作原理(li)(li)(li)微(wei)(wei)(wei)(wei)網(wang)(wang)(wang)(wang)(wang)系(xi)(xi)(xi)統可(ke)以(yi)(yi)通過(guo)智(zhi)能(neng)(neng)(neng)控制(zhi)和(he)自動(dong)化(hua)技術(shu)來優(you)化(hua)能(neng)(neng)(neng)源(yuan)利用(yong)和(he)出力。

經(jing)過兩(liang)次工業改變(bian)，全球經(jing)濟進入發展的(de)(de)快(kuai)車道，使(shi)得經(jing)濟發展過度依賴傳統化石(shi)能(neng)(neng)(neng)源(yuan)(yuan)，也使(shi)得環境遭遇前(qian)所(suo)未有的(de)(de)危機(ji)且化石(shi)能(neng)(neng)(neng)源(yuan)(yuan)存量(liang)已經(jing)不能(neng)(neng)(neng)夠長久(jiu)支持經(jing)濟發展，轉(zhuan)而(er)尋求新型能(neng)(neng)(neng)源(yuan)(yuan)。為了更好的(de)(de)提(ti)(ti)高新能(neng)(neng)(neng)源(yuan)(yuan)的(de)(de)使(shi)用(yong)(yong)效(xiao)率，分(fen)(fen)(fen)布式新能(neng)(neng)(neng)源(yuan)(yuan)的(de)(de)發展與整(zheng)體入網(wang)調配(pei)日益受到重視。在能(neng)(neng)(neng)源(yuan)(yuan)互(hu)聯網(wang)視角下，分(fen)(fen)(fen)布式新能(neng)(neng)(neng)源(yuan)(yuan)即為用(yong)(yong)戶終端，不只(zhi)能(neng)(neng)(neng)夠實現(xian)局域內部的(de)(de)電(dian)能(neng)(neng)(neng)輸(shu)送調配(pei)，而(er)且能(neng)(neng)(neng)夠與集(ji)中式大電(dian)網(wang)進行能(neng)(neng)(neng)源(yuan)(yuan)互(hu)通，從(cong)而(er)為中間能(neng)(neng)(neng)源(yuan)(yuan)供應系統提(ti)(ti)供支持和補充，也是未來能(neng)(neng)(neng)源(yuan)(yuan)互(hu)聯網(wang)架構(gou)中的(de)(de)關鍵組(zu)成(cheng)部分(fen)(fen)(fen)。而(er)微電(dian)網(wang)是分(fen)(fen)(fen)布式新能(neng)(neng)(neng)源(yuan)(yuan)與新型用(yong)(yong)戶的(de)(de)主要供電(dian)模式，符合“節能(neng)(neng)(neng)減排”、“環境治理”與“產業升級轉(zhuan)型”三大主題概念。

基于高速(su)通(tong)(tong)(tong)信(xin)的(de)(de)控制(zhi)(zhi)(zhi)技術(shu)(shu)和(he)無互聯通(tong)(tong)(tong)信(xin)控制(zhi)(zhi)(zhi)技術(shu)(shu)進(jin)行(xing)了歸納和(he)評述(shu).2種技術(shu)(shu)均存(cun)在弊端(duan)：高速(su)通(tong)(tong)(tong)信(xin)會降低(di)(di)系(xi)統冗(rong)余，但舍(she)棄通(tong)(tong)(tong)信(xin)網(wang)(wang)絡又(you)(you)會引(yin)起精(jing)度的(de)(de)不足。為(wei)(wei)此(ci)，學者們(men)又(you)(you)提出(chu)基于低(di)(di)速(su)通(tong)(tong)(tong)信(xin)的(de)(de)控制(zhi)(zhi)(zhi)技術(shu)(shu)。該技術(shu)(shu)對(dui)控制(zhi)(zhi)(zhi)精(jing)度和(he)系(xi)統冗(rong)余進(jin)行(xing)折中，旨在不過于依賴通(tong)(tong)(tong)信(xin)網(wang)(wang)絡的(de)(de)同時，確(que)保微網(wang)(wang)的(de)(de)準確(que)運(yun)行(xing)。基于低(di)(di)速(su)通(tong)(tong)(tong)信(xin)控制(zhi)(zhi)(zhi)一般采用Josep M. Guerrero提出(chu)的(de)(de)分層(ceng)控制(zhi)(zhi)(zhi)結構。在該結構下(xia)，底層(ceng)控制(zhi)(zhi)(zhi)(primary control，通(tong)(tong)(tong)常為(wei)(wei)下(xia)垂控制(zhi)(zhi)(zhi))只使用本(ben)地信(xin)息，這是為(wei)(wei)了確(que)保通(tong)(tong)(tong)信(xin)出(chu)現故(gu)障時，系(xi)統仍能履行(xing)基本(ben)的(de)(de)功(gong)率控制(zhi)(zhi)(zhi)職能；第2層(ceng)控制(zhi)(zhi)(zhi)(secondary control)針(zhen)對(dui)底層(ceng)控制(zhi)(zhi)(zhi)的(de)(de)不足，借(jie)助低(di)(di)速(su)通(tong)(tong)(tong)信(xin)獲取更多信(xin)息以對(dui)底層(ceng)控制(zhi)(zhi)(zhi)進(jin)行(xing)補償(chang)；第3層(ceng)控制(zhi)(zhi)(zhi)(tertiary control)主要實現對(dui)外部調度指令(ling)的(de)(de)響應并支持經濟性運(yun)行(xing)。微網(wang)(wang)系(xi)統可(ke)以通(tong)(tong)(tong)過能源(yuan)互連和(he)管(guan)理來為(wei)(wei)社區和(he)公共設施提供可(ke)靠(kao)的(de)(de)能源(yuan)服務。

可(ke)作為互聯變流(liu)(liu)(liu)器(qi)，負(fu)責連接交(jiao)流(liu)(liu)(liu)子網(wang)和(he)直流(liu)(liu)(liu)子網(wang)，協(xie)調交(jiao)直流(liu)(liu)(liu)子網(wang)之間的(de)功(gong)率(lv)傳輸。同時，dAC平臺會與(yu)上位機連接，接收控(kong)制(zhi)(zhi)策略部署(shu)以及(ji)傳輸實(shi)驗(yan)數據。該案例(li)旨在將分(fen)布(bu)式(shi)二次控(kong)制(zhi)(zhi)方法(fa)(fa)部署(shu)到(dao)dAC平臺，解決交(jiao)直流(liu)(liu)(liu)混合(he)微(wei)電網(wang)電壓與(yu)頻率(lv)的(de)支撐和(he)恢復(fu)問(wen)題，實(shi)現全網(wang)分(fen)布(bu)式(shi)電源的(de)功(gong)率(lv)均分(fen)。同時希望(wang)該方法(fa)(fa)在負(fu)荷波(bo)動(dong)、通(tong)信失效(xiao)等特殊(shu)情(qing)況下仍可(ke)行且有效(xiao)，滿足(zu)分(fen)布(bu)式(shi)電源即插即用(yong)功(gong)能，提高交(jiao)直流(liu)(liu)(liu)混合(he)微(wei)電網(wang)系統(tong)魯棒性和(he)供電可(ke)靠性。在采取分(fen)布(bu)式(shi)控(kong)制(zhi)(zhi)策略后，三臺分(fen)布(bu)式(shi)電源實(shi)現了有功(gong)功(gong)率(lv)均分(fen)，而(er)互聯變流(liu)(liu)(liu)器(qi)可(ke)以隨負(fu)荷動(dong)態調整有功(gong)功(gong)率(lv)。微(wei)網(wang)系統(tong)可(ke)以為新能源設備的(de)應(ying)用(yong)提供更加高效(xiao)的(de)能源保障和(he)管理。鹽城能量路由器(qi)價格怎么樣(yang)

交直流混合(he)微網系統可以通(tong)過(guo)監(jian)測(ce)和管理(li)工具(ju)來實現(xian)更(geng)高(gao)效(xiao)的能源利(li)用(yong)。河南(nan)光儲直柔(rou)系統有用(yong)嗎

電(dian)(dian)(dian)(dian)(dian)力系統(tong)(tong)的(de)(de)穩(wen)(wen)定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)是(shi)(shi)指(zhi)特定(ding)(ding)(ding)運(yun)行(xing)條件下(xia)的(de)(de)電(dian)(dian)(dian)(dian)(dian)力系統(tong)(tong)，在受(shou)到擾動后(hou)，重(zhong)新恢復運(yun)行(xing)平衡狀(zhuang)態的(de)(de)能(neng)力，根據性(xing)(xing)(xing)(xing)質的(de)(de)不同(tong)主要(yao)(yao)(yao)(yao)分(fen)為功角穩(wen)(wen)定(ding)(ding)(ding)、電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)穩(wen)(wen)定(ding)(ding)(ding)和(he)(he)(he)頻(pin)(pin)率穩(wen)(wen)定(ding)(ding)(ding)。相比(bi)于(yu)傳統(tong)(tong)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)，交(jiao)直(zhi)(zhi)(zhi)(zhi)流(liu)混(hun)合微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)，增(zeng)加了(le)直(zhi)(zhi)(zhi)(zhi)流(liu)子(zi)微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)穩(wen)(wen)定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)問(wen)(wen)(wen)題(ti)(ti)，主要(yao)(yao)(yao)(yao)是(shi)(shi)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)穩(wen)(wen)定(ding)(ding)(ding)問(wen)(wen)(wen)題(ti)(ti)。同(tong)時(shi)大量(liang)DG的(de)(de)不確定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)影響和(he)(he)(he)大量(liang)電(dian)(dian)(dian)(dian)(dian)力電(dian)(dian)(dian)(dian)(dian)子(zi)裝置(zhi)導致的(de)(de)低(di)慣量(liang)性(xing)(xing)(xing)(xing)都(dou)導致交(jiao)直(zhi)(zhi)(zhi)(zhi)流(liu)混(hun)合微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)抗干擾能(neng)力減弱，系統(tong)(tong)穩(wen)(wen)定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)問(wen)(wen)(wen)題(ti)(ti)更加複雜。交(jiao)直(zhi)(zhi)(zhi)(zhi)流(liu)混(hun)合微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)穩(wen)(wen)定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)問(wen)(wen)(wen)題(ti)(ti)可對併網(wang)(wang)(wang)(wang)運(yun)行(xing)模(mo)(mo)式(shi)和(he)(he)(he)孤島運(yun)行(xing)模(mo)(mo)式(shi)分(fen)別進行(xing)分(fen)析：併網(wang)(wang)(wang)(wang)模(mo)(mo)式(shi)下(xia)，由于(yu)大電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)支撐(cheng)作(zuo)用(yong)，主要(yao)(yao)(yao)(yao)考慮直(zhi)(zhi)(zhi)(zhi)流(liu)子(zi)微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)母線電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)穩(wen)(wen)定(ding)(ding)(ding)問(wen)(wen)(wen)題(ti)(ti)，通(tong)過(guo)對應控(kong)制(zhi)方法實現電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)穩(wen)(wen)定(ding)(ding)(ding)；孤島模(mo)(mo)式(shi)下(xia)則既要(yao)(yao)(yao)(yao)考慮直(zhi)(zhi)(zhi)(zhi)流(liu)子(zi)微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)穩(wen)(wen)定(ding)(ding)(ding)問(wen)(wen)(wen)題(ti)(ti)，又要(yao)(yao)(yao)(yao)考慮交(jiao)流(liu)子(zi)微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)、頻(pin)(pin)率、功角穩(wen)(wen)定(ding)(ding)(ding)問(wen)(wen)(wen)題(ti)(ti)。國內外(wai)對交(jiao)直(zhi)(zhi)(zhi)(zhi)流(liu)微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)穩(wen)(wen)定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)的(de)(de)綜合研究較少，主要(yao)(yao)(yao)(yao)涉及微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)的(de)(de)小信號干擾穩(wen)(wen)定(ding)(ding)(ding)、暫態穩(wen)(wen)定(ding)(ding)(ding)，主要(yao)(yao)(yao)(yao)保持電(dian)(dian)(dian)(dian)(dian)壓(ya)(ya)和(he)(he)(he)頻(pin)(pin)率的(de)(de)穩(wen)(wen)定(ding)(ding)(ding)。但是(shi)(shi)，國內外(wai)研究主要(yao)(yao)(yao)(yao)採用(yong)簡化(hua)的(de)(de)DG和(he)(he)(he)負(fu)荷(he)模(mo)(mo)型(xing)，忽略了(le)DG的(de)(de)多樣性(xing)(xing)(xing)(xing)和(he)(he)(he)波動性(xing)(xing)(xing)(xing)以及非線性(xing)(xing)(xing)(xing)負(fu)荷(he)和(he)(he)(he)感(gan)應電(dian)(dian)(dian)(dian)(dian)動勢(shi)負(fu)荷(he)的(de)(de)影響，缺(que)少對交(jiao)直(zhi)(zhi)(zhi)(zhi)流(liu)混(hun)合微(wei)(wei)電(dian)(dian)(dian)(dian)(dian)網(wang)(wang)(wang)(wang)穩(wen)(wen)定(ding)(ding)(ding)性(xing)(xing)(xing)(xing)判據的(de)(de)建立。河南(nan)光儲直(zhi)(zhi)(zhi)(zhi)柔系統(tong)(tong)有用(yong)嗎

上(shang)(shang)海海奇新(xin)能源科技(ji)有限公司(si)位于上(shang)(shang)海市嘉定區真新(xin)新(xin)村(cun)街道萬鎮路(lu)599號2幢5層(ceng)J，交通便利，環(huan)境優美，是一家(jia)生產型(xing)企(qi)(qi)業(ye)(ye)。公司(si)是一家(jia)私營有限責任公司(si)企(qi)(qi)業(ye)(ye)，以誠信務實的(de)(de)創(chuang)業(ye)(ye)精神、專(zhuan)業(ye)(ye)的(de)(de)管理團隊、踏實的(de)(de)職工(gong)隊伍，努力為廣(guang)大(da)用戶提(ti)供高品質(zhi)的(de)(de)產品。公司(si)始終堅持客戶需求優先的(de)(de)原則，致力于提(ti)供高質(zhi)量(liang)的(de)(de)能量(liang)回(hui)收系統，交直(zhi)流混合微網(wang)系統，大(da)功率(lv)DCDC模塊，電能治理APF模塊。上(shang)(shang)海海奇自(zi)成立以來，一直(zhi)堅持走(zou)正規化、專(zhuan)業(ye)(ye)化路(lu)線，得(de)到了廣(guang)大(da)客戶及社(she)會各界的(de)(de)普(pu)遍認可與大(da)力支持。

本文(wen)來自廣西桂林百(bai)利種苗有(you)限公司：//a777a.cn/Article/97d299900.html