... vacuum differential pressure casting 真空压差铸造 Vacuum And Pressure Products 真空及压力产品 Vacuum & pressure alarm 真空及压缩空气报警功能 ...
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Selective products have to pass the test in different conditions, such asshock heating and cooling, vacuum and pressure.
抽样的产品必须通过不同条件的测试，例如骤冷骤热的温度差测试，真空测试，强压测试等。
Now our main products are vacuum feedthroughs, and we also have succeeded in developing the high-pressure feedthroughs.
开发和生产；目前主要产品为磁流体密封装置，并已成功开发高压磁流体密封装置。
Main products: vessel gear case, hydraulic pressure clutch, hydraulic pressure double and branch driver, timing clutch, reducer, vacuum pump etc.
主要产品有：船用齿轮箱、船用辅机、液压离合器、液压离合分动箱、液粘调速离合器、减速机、真空泵等。
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