蝶阀上的这种旋转作用力取决于三个因素:(1)阀瓣与阀座密封的摩擦力;(2)轴承摩擦力;(3)动力矩。
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Kim and Sammie were in the back seat but the two of them had their faces between the two seats.
吉姆和珊米坐在后座上,但是两人都把脑袋凑到两个前座中间。
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The working circumstance of valve seat in automobile engine is very terrible.
发动机的排气阀座工作条件十分恶劣.
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I was to pedal at varying speeds and adjust the resistance and seat level.
我能在不同的速度和踏板调整的阻力和座位的水平.
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“谢谢,”我回答道,我的脸涨得通红。当我朝座位走去时,我在想:我干嘛要谢她们呢?
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They will demonstrate the Cayenne on a special track with visitors in the passenger seat.
他们将展示卡宴特殊的赛道上与游客在乘客座位。
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但由于进港航班急速增加,机票价格已经飙升,目前经济舱座位要价高达三百万印度尼西亚盾(约311美元)。
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