... 级效率stageefficiency 动板柱stanchion 检定器试验机standardizingbox ...
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短语
移动板柱
shifting board
;
shifting board stanchion
防动板柱
shifting board stanchion
从动板柱螺栓及螺母
follower stud and unt
防动板支柱
shifting board stanchion
止动板支柱
shifting board stanchion
往复振动筛板萃取柱
reciprocation plate extraction column