双语例句
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When the application is more critical, and the sealing compound may fail due to high heat or pressure, NPTF Dryseal threads are used.
当密封要求严格时，密封剂可能由于高温高压会失效，这时可以采用NPTF干密封螺纹。
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As special function is required, the construction of polysulfide sealing compound turns into a key procedure in project of a sewage treatment plant.
由于特殊功能要求，聚硫密封膏的施工成为某污水处理厂工程的关键工序。
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The testing result shows that sealing compound performance is good, costs are low, and is suitable for static seal of pipe line and valve under different temperature conditions.
测试结果表明，该密封胶性能优良，成本低廉，可适用于不同温度条件下的管线阀门等静密封。
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