使有效

The logic behind this move, which effectively means booksellers cannot return unsold backlist books, is that backlist titles have established sales patterns, making future demand easier to predict.

此举意味着，图书销售商虽然不能有效退还没有卖完的书籍，但由于库存书籍确认了销售方向，使未来的需求容易预测。2000年，澳大利亚图书总量的13%被退回，产业总费用将近101万美元。

High drawing rate:Because the constant supplement of solvent of the hot backset current, make crude drugs and sllvent remain

提取率高：由于热回流的新溶剂不断的补充，使药材与溶剂始终保持较高浓度梯度，加快了药材有效成份的溶出，提取较为安全。

If the number of accidents which is after reducing is also larger than that in Balmer, it is meaningless to copy their mesure.

如果其它条件都相同，即使T原来有100起事故，降到50，这个方法同样能使原本只有20起的BI降到10起，那都是有效的方法。

The court said that in order for a requirement like the one at issue to be valid, the requirement must have some reasonable relationship or nexus to the property's use, which was the standard used by the lower courts.

美国最高法院说为了使一个像关于那个争论的要求有效，这个要求必须与财产的用途之间有因果联系或某种连接关系，这是基层法院使用的标准。

They must be equipped with the right knowledge and skills to enable them to use the technology effectively.

他们必须具备正确的知识和技能，使他们能够使用这项技术，有效。

It is necessary to be familiar with the advantages and limitation of each of these modalites.

熟悉每种影像技术的优点和限制，才能使其更有效的应用于临床。

I've used both an find them to be indispensable tools for getting things done efficiently.

我自己是两个都用，并且发现它们是使事情有效完成的不可缺少的工具。

Third, to be effective, praise needs to be given in a sincere manner.

第三，为了使表扬有效，老师还应该真诚而发自内心的提出表扬。

Or is it ave two suggestions. First of all, education should be consolidated to eliminate the brutality and beastliness in human nature.

智能使吾人明辨是非，亦教导吾人自制与容忍，自制与容忍乃防止任意杀戮和破坏的两条有效途径。

Because it can clearly reduce effective thickness of slab in bended zone under outer load.

使弯曲区的板在外荷载作用下的有效厚度明显地减小。

We have no common name for a mime of Sophron or Xenarchus and a Socratic Conversation; and we should still be without one even if the imitation in the two instances were in trimeters or elegiacs or some other kind of verse--though it is the way with people to tack on 'poet' to the name of a metre, and talk of elegiac-poets and epic-poets, thinking that they call them poets not by reason of the imitative nature of their work, but indiscriminately by reason of the metre they write in.

索夫农 、森那库斯和苏格拉底式的对话采用的模仿没有一个公共的名称；三音步诗、挽歌体或其他类型的诗的模仿也没有——人们把&诗人&这一名词和格律名称结合到一起，称之为挽歌体诗人或者史诗诗人，他们被称为诗人，似乎只是因为遵守格律写作，而非他们作品的模仿本质。

The relationship between communicative competence and grammar teaching should be that of the ends and the means.

交际能力和语法的关系应该是目标与途径的关系。