So, before a development scheme of oil and gas is formulated, a synthetic model on structural evolution, sedimentation, and diagenesis should be set up to predict the favourable zones.

在制定油气开发方案前，必须建立一个完整的构造演化、沉积作用、成岩作用的综合模式，进而预测有利构造沉积成岩相带。

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Describes in detail the unified standards formulated in 1953 for the series of high vacuum oil diffusion pumps manufactured in the former USSR.

详细地介绍了前苏联1953年由国家制订的高真空油扩散泵工业产品的统一系列。

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The properties of hydrofined oil as base oil and its receptivity on additives were investigated. The quality of HM anti-wear hydraulic fluids formulated by hydrofined oil was evaluated.

主要对加氢油作为液压油基础油进行了性能考察，并考察了加氢油对添加剂的感受性。对用加氢油调制出HM抗磨液压油，进行质量评定。

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Specially formulated lubricants are used in fracking, which involves pumping water, fine sand and fracking fluids underground to split open oil- and gas-bearing rocks.

NPR: Judge Sides With Wyoming In Fracking Chemical Suit