有效质量

Chloride of lime at 30~120 mgL^(-1) make water Mn content decreases, pH value increase at first then come to normal.

池水中质量分数30%有效氯漂白粉30~120 mgL^(-1)导致池水中锰含量降低、pH值前期偏高。

Objective:To analyze the actuality and explore new teaching methods for clerkship of infectious disease.

目的：分析传染病临床见习教学的不佳现状，探讨对策，建立一套新的有效的教学方法，提高教学质量。

In addition, it's also very difficult to generate the closed surface fitting the outer nodes of the deformed material, the details includes locating the vertex, surface edge and loop.

本文提出基於畸变网格的质量优化和局部网格加密／稀释是最佳的解决方法，既可以保持初始网格的拓扑结构，还可以有效地避开网格再划分问题。

The digital platform for design, engineering analysis and simulation of coiler is constructed successfully. The engineering applications have proved that the system can shorten lead-time, lower costs and decrease loss effectively.

应用结果表明：该系统能够有效地缩短开卷机的产品开发周期，提高开卷机的设计质量，减少废品损失。

Cold-roll oil JC-458-BX match improved emulsion system of BX Steel well,mixed oil and iron t me were controlled efficiency.

JC-458-BX 冷轧薄板轧制油与本钢冷轧厂改造后的乳化液系统有良好的配伍性，乳化液在应用过程中杂油及铁含量得到有效控制，轧后钢板的表面清净性有较大的提高，退火清净性等满足了工业生产的质量需求。

It is hard and tough in texture and difficult to comminute so that active constituents is uneasy to be extracted, thus prosessed products are often used.

因此，本课题对骨碎补炮制工艺及质量标准进行了研究，为临床用药更合理、更有效提供科学的理论依据。

Health education is an effective method to raise quality of life and decrease complications.

健康教育是提高病人生存质量，减少并发症发生的有效方法。

In the teaching of central field, we should pay attention to turning the relative motion of two - body into one dimentuonal radial motion by introducing two physical concepts of reduced mass and effective potential energy, and we should also pay attention that the area law is the geometrical description of the conservation of angular momentum in the central field.

在有心力场教学中，应着重强调指出：通过引入折合质量和有效势能这两个物理量，把二体相对运动问题转化为单体沿径向的一维运动问题；以及面积定律是质心在有心力场中角动量守恒的几何描述。

By the law of conservation of mass and the principle of effective stress as well as the equilibrium differential equation, an anisotropic coupled model for the analysis of groundwater seepage and stress is developed.

根据质量守恒定律、有效应力原理、以及土的平衡微分方程建立了各向异性渗流场与应力场的耦合分析的数学模型。

the method is accurate,good reproducibility,and can control the conte...

该方法准确、重复性好，可有效控制本制剂的质量中的含量测定。

But we don't care about Battlegrounds.

但我们并不在乎沙场中的显露。

Ah! don't mention it, the butcher's shop is a horror.

啊！不用提了。提到肉，真是糟透了。