盲板阀不得承受管道热胀冷缩或其他原因发生的外力对其产生推拉、扭曲作用。

The valve can not bear the push, pull and torsion action generated by the heat-expansion and cold-contraction of pipe or other reason.

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本产品当初是为变速器开发的推拉型电磁阀。

Push-Pull valve is developed for automatic gear-box.

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本产品当初是为变速器开发的推拉型电磁阀。

Push-Pull valve is developed for automatic gear-box.

youdao