英语词汇main hoist怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

短语

1
The portal crane is the main hoisting equipment for loading and unloading in the port.
港口门座起重机是港口装卸作业的主要起重设备。
2
The coal mine main hoisting system couldn t safe work with the vibration of the derrick (especially in starting or stopping) .
煤矿主提升系统由于井塔的振动，无法满足安全生产的要求（尤其是在启动、停车阶段）。
3
The hoisting and transport systems of its main shaft are reformed in 2005.
2005年该矿对主井提升及运输系统进行了技术改造。

单词	main hoist
释义	main hoist 美/ me?n h??st / 简明释义主吊车；主升降机构网络释义短语 1 Main hoisting drums 主起升卷筒 2 main hoisting system 主提升系统 3 main hoisting reducer 主起升减速机双语例句 1 The portal crane is the main hoisting equipment for loading and unloading in the port. 港口门座起重机是港口装卸作业的主要起重设备。 2 The coal mine main hoisting system couldn t safe work with the vibration of the derrick (especially in starting or stopping) . 煤矿主提升系统由于井塔的振动，无法满足安全生产的要求（尤其是在启动、停车阶段）。 3 The hoisting and transport systems of its main shaft are reformed in 2005. 2005年该矿对主井提升及运输系统进行了技术改造。
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