... Valve timing adjusting配气正时调整 Valve umbrella气门伞形罩 Van厢式货车 ...
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Umbrella-shaped valve 伞形阀
novel umbrella form valve 新型伞形阀
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The structure and function of the key technology on string, distributing valve, steam umbrella and the software are introduced.
介绍了多点注汽技术中管柱结构、配汽阀、蒸汽伞、多点注汽设计软件等关键技术的结构及功能。
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