基本解釋轉(zhuǎn)柱挺桿起重機(jī)；鏇臂式轉(zhuǎn)柱起重機(jī)；塔式起重機(jī)詞組短語短語revolving pillar jib crane 廻鏇立柱臂桿起重機(jī);立柱式鏇臂起重機(jī)swinging pillar jib crane 定柱轉(zhuǎn)臂起重機(jī);定柱鏇臂起重機(jī)pillar jib crane更多詞組專業(yè)釋義經(jīng)濟(jì)學(xué)轉(zhuǎn)柱挺桿起重機(jī)