开通道零件包含有厚截面的零件气体可以正常地穿入但是这种零件截面薄气体也能穿入
The opening channel parts contain thick cross-section parts where gas can pass through normally, but for such parts with thin cross-sections, gas can also pass through
以上为机器翻译结果,长、整句建议使用 人工翻译 。
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