... 挡尘器, 捕尘器, 集尘器 dust arrester 【矿物】井口挡车器;柱帽。 head-block 进水口挡鱼结构 intake fish baffle ...
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head block 吊杆端滑车 ; 大滑车 ; 文件头 ; 吊货滑车
head block assembly 定滑轮组
derrick head block 吊杆头滑车
Plastic Head Block 塑料头座
hoist piston rod head block 起重机活塞杆块
tank head block 罐端撑铁
block head 块头
well-head block 坐式井口滑轮
laser head block 激光头部件
She placed a cushion under his head, and offered him some water; he rejected the latter, and tossed uneasily on the former, as if it were a stone or a block of wood.
她把一个靠垫枕在他的头下,给他一点水喝。他拒绝喝水,又在靠垫上不舒服地翻来复去,好像那是块石头或是块木头似的。
Birdlike, he retired at dusk, lying on the bare floor with a wooden block under his head like a pillow.
他像小鸟一样,黄昏就寝,用木板作枕头,躺在光秃秃的地板上。
The halyard typically rises from the head of the sail to a block at the head of the mast and back down to deck level, from where it is pulled up to raise the sail.
升降索通常从帆的前侧延伸到桅杆顶端,然后下降到甲板平面,在甲板上拉起升降索就能升起船帆。
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