With China's joining WTO the petroleum industries in our country encounter with the challenge but the opportunity.

加入WTO后，在给我国石油、石化产业带来挑战的同时，也带来了机遇。

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Cubic equations of state are frequently used in the chemical and petroleum industries to model complex phase behavior and to design chemical processes.

立方状态方程经常被对模型在化学和石油工业里使用复杂的阶段行为，设计化学过程。

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The High-temperature-proof pressure gauge is mainly used in chemical, petroleum industries for measuring pressure of high temperature media under high temperature environment.

耐温压力表具有氨用压力表的使用性能，主要用于化学、油工业中高温介质或环境压力测量。

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Much of that was from the mining, timber, commodities and petroleum industries.

CNN: ASIANOW - TIME Asia

"We don't know if chemical and petroleum industries in the region have survived, " she said during a conference call that included Health and Human Services Secretary Michael Leavitt and Surgeon General Richard Carmona.

CNN: Officials: Chemicals bigger concern than cholera

The Potential Gas Committee, a research arm of the natural gas and petroleum industries, has said that this country has a natural gas resource base of nearly 2, 000 trillion cubic feet more than in the last 46 years.

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