The developed countries and some important International Conventions have taken some measures such as establishing Against Dilution law to solve the problems.

The general dilution law

广义稀释定律

This paper presents the general dilution law and it is absolutely exact.

本文先指出了稀释定律的局限性，然后在不附加任何假设条件的情况下，推导出了普适的精确的广义稀释定律。

Synthetic lubricating oil can solve the dilution problem of oil and get good result.

应用合成润滑油较好地解决了润滑油的稀释问题，收到了良好的效益。

The damage of "O" seal rings of lower bodies for fuel injection pumps is one of the reasons for oil dilution of Beijing locomotives. To solve this problem, an improvement scheme for the roller bodies of fuel injection pumps was proposed.

分析发现喷油泵下体O型密封圈破损是造成北京型机车机油稀释的原因之一，为解决这一问题，提出了一项对喷油泵滚轮体的改进方案。

The main reasons of GK 1G Series diesel shunting locomotive lubricating oil dilution were found to be long locomotive idling time, return pipe leakage, poor injector atomization quality and delivery pump seal.

通过对GK1G系列调车内燃机车机油稀释原因的分析，发现主要是由于机车怠速时间长、喷油器雾化质量差及回油管漏油、输油泵密封不良等因素造成。

Approach on Oil Dilution Caused Fault Handling for Dongfeng 7B Locomotive Diesel

东风7B机车柴油机机油稀释故障处理的探讨

Engine oil dilution system

发动机润滑油稀释系统

Results The ideal coating antigen concentration was 200 ng/ mL and the available antiserum dilution was 1 ∶ 10 000. The titers of antiserum were 1/ 25 600 for male rabbit and 1/ 51 200 for female one.

结果制备了抗甘草酸二铵的多克隆抗体，获知理想的包被抗原的浓度为200ng/mL，抗血清的工作浓度为1∶10000，雌、雄家兔抗血清的效价分别为1∶51200和1∶25600。

Only an available dilution ratio is compounded in this method, which is of reliability, accuracy and adaptability and adapt to analysis and monitoring of BOD in each hospital sewage.

结果表明，该法仅需配制一个稀释比，省时省力，并具有可靠性好，准确度高，适应性强等优点。适用于各种医院污水中BOD的分析监测。

Methods The broth doubling dilution method has been adopted. And the minimal inhibitory concentration ( MIC) and minimum bactericidal concentration ( MBC) of baicalin injection on 161 common pathogenic bacteria obtained from clinical practice were determined.

方法采用液体倍比稀释法，测定黄芩苷注射液对临床分离的161株常见病原菌的最低抑菌浓度（MIC）及最低杀菌浓度（MBC）。

Methods The MIC was determined by the tube doubling dilution method, and the effect of the drugs was assessed by half survival time of the mice.

方法采用二倍稀释法测定最低抑菌浓度（MIC），以半数动物存活时间为指标比较药物对实验性结核病的疗效。

Methods MIC ( minimal inhibitory concentration) was determined by using tube doubling dilution method.

方法用试管二倍稀释法测定鱼腥草和左氧氟沙星的最低抑菌浓度；

Methods: Bacterial susceptibility to 10 antimicrobial agents was examined with double dilution test.

方法：采用试管双倍稀释法测定10种抗菌药物最低抑菌浓度；

Tested with plat double dilution method, showed that level of resistance was high.

采用平皿二倍稀释法对随机选择的40株大肠杆菌的最低抑菌浓度的测定结果表明，多重耐药的水平相当严重。

Improvement of Combustion and Emission of Natural Gas Engine Based on Double Dilution

基于双重稀释改善天然气发动机燃烧及排放

A simple method of estimation of the dilution ratio in bod_5 determination

生化需氧量（BOD5）测定中稀释倍数的简捷确定法

Distribution of Catalyst Dilution Ratio in a Fixed Bed Reactor

固定床催化剂的稀释比分布

Some problem in lowering mining dilution ratio and loss ratio

降低采矿贫化率与损失率的几个问题

Effect of Milk Dilution Ratio on Measurement of Concentration of Protein

牛乳稀释倍率对蛋白质质量分数测量的影响

But the theory of trademark dilution breaks through the limit.

传统理论认为商标侵权仅局限于注册商标。