primary idle discharge hole 主备用卸荷孔
secondary idle discharge hole 第二滑轮排放孔
O-ring cylinder head discharge hole 缸盖排污孔O型圈
discharge hole for earth pressure 卸压孔
idle discharge hole 怠速出油孔
calcine discharge hole 焙砂排出口
rat hole discharge 管状卸料
laser guiding discharge boring hole 激光诱导放电打孔
The gas pulsation of discharge hole of new type of scroll air compressor is studied in this paper.
研究了涡旋式空气压缩机排气系统的气流脉动现象，首次提出了排气孔口侵入现象及计算方法。
The bunker and the discharge hole are connected into integration, and the magnetizing passage is formed.
料仓和出料口联为一体，形成一个磁化通道。
This set of components can rotate to the back leakage discharge hole and pump the bottom of the alignment.
这样可以使整套部件旋转至背板漏液排出孔与泵的最底端对齐。
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