同根派生 leak proof相關(guān)詞英漢例句Please make sure you use leak proof packing. 請務(wù)必用防漏包裝。The 775QT Series features a modular design which facilitates maintenance and assembly by retaining the spring load. Check modules are threaded into the valve adapter for leak proof operation. 775QT系列特點(diǎn)是模塊化結(jié)構(gòu),通過保留彈簧負(fù)載簡化維護(hù)和組裝。止回閥模塊通過螺紋旋進(jìn)閥門適配器內(nèi),提供無泄漏運(yùn)行。leak proof and reducing resistance technology 防漏降阻技術(shù)Repair welding of leak proof plate in charging oil vessel 帶油容器加防漏板補(bǔ)焊Research and Application of the IFW Leak Proof Chemical Pump IFW型無泄漏化工泵的研究與應(yīng)用leak proof更多例句