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气阀有效面积(气阀当量面积)
meaning in Chinese
equivalent area of valve
Related Words
气阀
呼吸器呼气阀
呼气阀
补气阀
锁气阀
气阀杆
双气阀
辅助气阀
阻气阀
给气阀
气阀摇臂
气阀摇杆
气阀原理
气阀圆锥面
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