trolley girder 中文意思是什麼

trolley girder 解釋
小車行駛大樑
  • trolley : n 1 手推車；〈英國〉（裝有腳輪，用來送食物的）小臺。2 （鐵路上的）手搖車；空中吊運車。3 （電車上...
  • girder : n. 【建築】縱梁，大樑，撐柱，撐桿，大型工字梁。 a framed girder構桁。adj. -less
  1. Interpretations : overhead and gantry cranes top running bridge, single or multiple girder, top running trolley hoist

    說明書:高架和龍門起重機說明
  2. It consists of the girders, trolley and electric equipment etc. the bridge is welded structure of box - type girder, individual drives are adopted for traveling mechanism on each end of the crane. all movements of the crane are controlled from the cabin

    本起重機由橋架、小車、電氣設備等到部分組成，橋架採用箱型雙梁焊接結構，大車運行機構採用分別驅動，全部機構均在操場室內操縱。
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