oil inlet hole 加油孔 ; 机油入口孔
Air-inlet hole 进气孔
air test inlet hole 空气试验进口孔
Inlet outlet hole 进出水孔
inlet manifold bolt hole 进气歧管螺栓孔
inlet oil of center hole 中心孔进油
One end of the spindle is provided with an air inlet hole which extends into the air bag and is communicated with the air bag. When in use, the air inlet hole is connected with an air source.
主轴一端有进气孔，该进气孔延伸至气囊内并与气囊连通，其在使用状态下与气源相连。
Working medium inlet and exhaust non-return valves balance hole for Stirling engine is introduced.
对热气机工质进排气单向阀平衡孔作了简介。
The inlet of the grilling pipe is connected to an upper portion of the tapered hole , and the air discharging pipe is connected to a lower end of the tapered hole .
烧烤管的入口连接到锥形孔的上部，并且排气管连接到锥形孔的下端。
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