Terms for subject Mechanics containing block

English	Chinese
block valve	截止阀
crown block saver	天车防碰【保护】装置
partially balanced incomplete block design	部分平衡不完全模块设计
power block	成套动力装置
steel block	钢制滑车
structured block diagram	结构方框图
thrust block	推力【止推】座
traveling block altitude	游动滑车高度
traveling block assembly	游动滑车总成
traveling block controller	游动滑车控制器