rational formula

The cationic guar gum used as a viscosifier in drilling, fracturing and completion fluids is tested in laboratory, rational formula in consistent with each technique is chosen.

在室内试验了阳离子胍胶作为增粘剂在钻井液、完井液、压裂液等方面的应用，并筛选出符合各类技术指标的合理配方。

An approach that coupling Zhejiang rational formula and step-shaped formula of rainstorm improves the traditional interative solution method.

将浙江省推理公式与分段暴雨公式耦合处理，改进了原有迭代求解的计算方法。

Therefore, energy minimization is often used as constraints in curve fairing. But, the curvature expression in the exact energy formula is a rational function, which results in non-linear equation system. Thus, the approximate energy is adopted to avoid non-linear problem.

由于精确能量公式中的曲率表达式是有理函数，在能量的极小化过程中要求解非线性方程组，因此在能量极小约束问题中通常都是采用近似能量模型。

A Discussion on the Integration of the Rational Formula of Trigonometric Function

对三角函数有理式不定积分的探讨

Study on the Parameter Laws of Rational Formula for Design Flash Flood Calculation of Small Basins in Urumchi Region

乌鲁木齐地区小流域设计山洪推理公式的参数规律

A rational formula and processing technology of compound beverage of strawberry and lactobacillus were established.

以草莓汁、酸奶为主要原料,采用正交试验和感官评定方法确定产品合理配方和加工工艺.