self opening die head 自动开合螺丝板牙切头
head and shell opening 封头和壳体开孔
opening in flat head 在平板封头上的开孔 ; 平盖开孔
opening in head 封头开孔
opening thread rolling head 滚压式板牙头用圆滚子
opening g in head 封头开孔
opening on flat head 平盖开孔
With the pumpkin resting on the table, hole uppermost, I bent over and pressed my head against the opening.
南瓜放在桌子上,洞口在最上面,我弯下腰,把头压在洞口。
I could see him through the opening nodding his head, saying, "Not yet."
我可以透过窗户看到他点头说:“还没有。”
The differential head can be plotted for a number of different values of the gate opening.
可以针对多个不同的门开口值绘制差动头。
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