The utility model relates to the improved water conservation technology of a toilet pan water tank discharging valve rubber seal.

坐便器水箱排水阀橡皮封口改良的节水技术。

youdao

What's more, piston rubber for mud pumps, packing for plunger pumps and various kinds of valve rubber can rival with the international similar products in performance and service life.

公司生产泥浆泵活塞胶皮、柱塞泵盘根、各种阀胶皮，其产品性能及使用寿命均达到国外同类产品先进水平。

youdao

The company's rubber Yazui valve not only be widely applied in China, also exported to Vietnam, Australia, Iran and other countries.

本公司的橡胶鸭嘴阀不仅在国内被广泛应用，还出口到越南、澳大利亚、伊朗等国家。

youdao

That starts off with a "junk shot, " in which material such as rubber tires and golf balls is pumped into the shut-off valve, or blowout preventer, that sits atop the well.

WSJ: Spill Fight Shows Progress