查询词典 travelling block

The derrickman lubricated crown and travelling block yesterday.

昨天这个架工保养了天车和游动滑车。

B Hoisting system: drawworks, crown block, travelling block, hook elevator link, wire rope, and its fixing clamping, plates and grips etc.

b 提升系统：绞车、天车、游动滑车、大钩吊环、钢丝绳及固定绳卡等。

This kind of chain block can work in set with single rail trolley to form a small hoisting car travelling on single rail for overhead conveyance and can also work in set with single beam crane and cantilever crane.

该系列手拉葫芦可与单轨行车配套使用组成起重运输小车，用于单轨架空运输，或用于手动单梁起重机和悬臂式起重机。

The reasons of iron ions content overproof in grade Ⅱ desalting water system,such as variation water quality,contamination of regenerant , operation adjustment of pretreatment system and switching operation of bed were discussed.

对二级脱盐水系统中铁离子含量超标的原因，如来水水质发生波动、再生剂受到污染、预处理系统操作调整、床体运行切换等进行了论述。

You were hired to drum up new business, so go and do it.

公司雇你招徕新业务，你就做你的事好了。