diaphragm preselection ring 光圈调节圈
Preselection Highlight 预选加亮 ; 选择前亮显
preselection switch 预选开关
preselection of shutter speeed 快门速度预选
preselection control 预选换档
以上来源于: WordNet
With rapid and accurate hydraulic preselection of speeds and feeds of spindle.
With股票容易opertion快速，准确的速度液压预选和饲料的主轴。
The preselection of the checkboxes will occur at the intersection of the two arrays.
复选框的预选情况会在两个数组的交叉中产生。
The preselection machine of gaskets is used for selecting the adjusted gaskets in assembling the initiative taper gear axis of the automobiles driving axle.
主齿垫片预选机主要用于汽车驱动桥主动锥齿轮总成装配时选择调整垫片，调整垫片厚度对圆锥滚子轴承的轴向力分配有很大影响。
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