The principle and design of valve upstream hotplate for preventing excessive flow leakage, and the application of the valve series products are discussed.

论述了防超流量泄漏灶前阀的原理、阀门的设计及防超流量泄漏灶前阀系列产品的应用。

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Upstream downstream finished products of the factory production of raw materials.

上游工厂的产品成为下游成品生产的原材料。

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The derivative products meet the demand of advertisements, television media, the upstream providers and star adherents.

衍生产品来源于广告、电视传媒、产业供给主体和追星族的需求。

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With lower demand, the prices for upstream products such as crude oil and natural gas have remained largely subdued over 2012, leading to lower price realization for Exxon.

FORBES: After Exxon's Ho-Hum Year Can Higher Oil Demand Could Lift Results?

As these were adopted by customers at scale, new entrants could swim upstream, develop higher quality products, and drive out the more established players.

FORBES: Relentless And Disruptive Innovation Will Shortly Affect US Electric Utilities

Smaller crews of more highly trained workers who can switch jobs with ease, as the research engineers upstream of them dream up new ways to manufacture products using fewer raw materials and less labor.

FORBES: GE Keeps Manufacturing Jobs In US -- For Highly Skilled