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| 11. | Proper use of cases requires a close relation between the case chosen and the key points in the lesson, proper use of cases and a concise and vivid language in case presentation; |
| 恰当使用即:案例与知识点应紧密结合、案例的用量应适度、表述案例的语言应精练、生动; |
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| 12. | The excision of non-target-protein part of the electroblotted nitrocellulose membrane after Ponceau S staining minimized the consumption of the primary antibody. |
| 丽春红S染色后裁掉非靶蛋白部分硝酸纤维素膜，可大量节约一抗的用量； |
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| 13. | The effects of the amounts of emulsifier and protective colloid and emulsifying times and rates on the release of disperse dyes from microcapsules were studied. |
| 本文主要研究了乳化剂用量、乳化速度、化时间和保护胶体的用量对分散染料微胶囊释放性能的影响。 |
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| 14. | Thus, for instance, in the example above, it may be the case that increased use of potash will increase the marginal value products of nitrogen and phosphate, thereby requiring an increase in their use as well. |
| 比如，在上述例子中，增施钾肥可能会增加氮肥和磷肥的边际产值，因而氮肥和磷肥的用量也需要提高。 |
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| 15. | The influences of the concentration of cosolvent, electrolyte, initiator and monomer on the diameter and distribution of polymethyl methacrylate microspheres were investigated. |
| 考察了助溶剂、解质、发剂及单体的用量对聚甲基丙烯酸甲酯微球粒径及其分布的影响。 |
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| 16. | The result showed that the factors such as the dosage of Gynostemma pentaphyllm extract powder, sweetener, freshener, and humectants concentration had substantial influence on the quality of buccal tablet. |
| 结果表明，绞股蓝浸膏粉、甜味剂、清凉剂的用量及润湿剂的浓度等因素对口含片的质量有较大影响。 |
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| 17. | An enzyme level ranging from about 0.5 to 500 or more tannase units (determined as hereinbefore described) per gram dry weight of tea may be used. |
| 酶的用量为每克干茶叶用0.5-500或更多的丹宁酶单位(用如前所述的方法测定)。 |
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| 18. | Red cells are the most frequently transfused component of blood-tallying more than 12 million units a year-and the one that faces periodic shortfalls. |
| 红细胞是输血中最常用到的血液成分，算起来每年要1200万个单位的用量，也是会出现阶段性短缺的物质。 |
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| 19. | The effects of activated calcium phosphate quantity, fine degree, pH value of wastewater, mix reaction time on removal of Pb in wastewater were analyzed. |
| 对处理剂的用量、度、的浓度、理时间、H值等因素对除铅效果的影响进行了试验。 |
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| 20. | However, Tokyo government is trying to increase the usage of natural gas and related energy products. Tokyo hopes the ratio of natural gas will go up to 20 percent by 2020. |
| 但东京政府一直试着增加天然气和相关能源产品的用量，希望到二○二○年时所占比率能增加至百分之二十。 |
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