基本解釋井架工 架工 鉆塔工英漢例句雙語例句The driller and the derrick man must remain in constant radio contact.司鉆和井架工必須用對(duì)講機(jī)一直保持聯(lián)系。blog.sina.com.cnThe derrick man, positioned at the crown block, is to advise the driller when the snake is coming through the crown sheave.井架工看守在天車上,當(dāng)蛇皮接繩器到達(dá)天車時(shí),通知司鉆。blog.sina.com.cnThe air hoist may be used to hoist a workman (other than derrick-man) when a bosom chair with safety belt or derrick climbing belt is used to hoist the workman.可以使用配了安全帶或助爬帶的工作吊椅進(jìn)行高空作業(yè)。derrick man更多例句詞組短語短語Derrick k Man 井架工Derrick Man excellent 井架工derrick man更多詞組專業(yè)釋義教育學(xué)架工能源科學(xué)技術(shù)井架工