The library writes off a certain quantity of books each year.
图书馆每年都注销一定数量的图书。
Is it enough to spend a certain quantity of hours in front of the PC to become an Internet addict?
投入一定数量的时间坐在电脑前成为一个网虫这有必要吗？
Air is a mixture of gases with a certain quantity of solids and usually some liquids mixed in.
空气是各种气体的混合物，其中也含有一定量的固体，也往往混有某些液体。
After anaerobic cultivation for a definite time, a certain quantity of sludge suspension was used for oxidation titration experiment.
经过一定时间培养后，取一定量的污泥悬液进行氧化滴定实验。
Wanting to let Baidu regard the mom in A as is its adversary, the mom in A must want to do his market, must want to a certain quantity of website that has quality will form this market.
要想让百度把阿里妈妈当成是它的一个对手，阿里妈妈必须要把自己的市场做起来，必须要有一定数量的有质量的网站来形成这个市场。
In case we come to an agreement, it would be necessary that you guarantee to place orders for a certain quantity every month because, only by this way, will a regular supply be ensured.
一旦达成协议，您必须保证每月订购一定数量，因为只有这样才能确保经常供应。
Printing traditionally has been defined as a technique for applying under pressure a certain quantity of colouring agent onto a specified surface to form a body of text or an illustration.
印刷传统上被定义为一种通过压力把一定量颜料施加上一特定表面，从而形成文本或图画的技巧。
Users are both the information demander and information provider, information quantity of the website can reach a certain level within a short time in this mode.
用户既是资源的需求者，同时也是提供者，以这种模式在短时间内就可以使网站的资源存储量达到一定的水平。
Doctors do agree on limiting a quantity of food, but they also insist on certain foods (but not on the total banishment of them) and a balanced diet.
医生当然同意限制进食食的量，但是他们也只是针对某些食物（但也不是完全不食）和建议均衡饮食。
Sometimes one sees in the school simply the instrument for transferring a certain maximum quantity of knowledge to the growing generation.
有时人们把学校看成仅仅是把尽可能多的知识传递给成长中的一代的工具。
A future is a contract to deliver or accept delivery of a specific quantity of a commodity by a certain date.
期货就是一个合约，这份合约规定在未来的确定日期交割确定数量的商品。
It should be pointed out that the results of mathematical statistics have a certain representation, but it is restricted by the quantity and quality of samples.
应该指出，数理统计的结果具有一定的代表性，但是这一结果受到样本的数目和质量的控制。
At present, the Inner Mongolian software park enterprise's quantity and the software industry have formed a certain scale, but comparing with the domestic advanced area, also have a big disparity.
目前，内蒙古软件园企业的数量和软件产业已形成一定规模，但同国内先进地区相比，还存在着较大差距。
For example, priority could earth natural itself demand, develop a plan to produce district, schedule of total population within a certain period required for consumption quantity of products.
比如说，可优先考虑地球自然人本身的需求，制定出计划来，按期生产出各区总人口在一定期间内所需消费数量的产品。
Demand, develop a plan to produce district, schedule of total population within a certain period required for consumption quantity of products.
的需求，制定出计划来，按期生产出各区总人口在一定期间内所需消费数量的产品。
The results show that an appropriate quantity of circulating water exists under certain conditions in the system and decreases with a reduction in the steam gas ratio of the shift reaction.
结果表明，系统在一定条件下存在一较为适宜的循环水量，且此适宜的循环水量随变换反应汽气比的降低而降低。
The exporter often promises in a firm offer to supply certain quantity of goods at a fixed price within a stated period of time.
出口商往往会对一定时间段，固定的价格和数量的货物报实盘。
In the huge quantity of circulating capital in the world, may be classified a part under your name, which is marked as certain part for the work you did, that's the pay for your labor.
在世界巨大的流动资金里，可能有部分划归你的名下了，那是标记你做了其中某一部分工作，是你工作的报酬。
In the world's huge quantity of circulating capital, there is a part of money under your name. The part of money is marked as the certain part for the work you did. That's the pay for your labor.
在世界巨大的流动资金里，可能有部分划归你的名下了，那是标记你做了其中某一部分工作，是你工作的报酬。
The results show that an appropriate quantity of circulating water exists under certain conditions in the system and decreases with a reduction in the steam gas ratio of...
结果表明，系统在一定条件下存在一较为适宜的循环水量，且此适宜的循环水量随变换反应汽气比的降低而降低。
For any healthy and stable ecosystem, a certain minimum quantity of water with proper quality is essential.
一定最低数量和适当质量的水对于任何健康、稳定的生态系统都不可或缺。
Generally fixed quantity prediction method has a certain deficit because of the case that predicts a time moving parameter system with fixed parameter model.
一般的定量预测方法因用固定参数模型预测一个时变参数系统的情况而致存在一定的局限性。
The expectation value of an observable bridges a quantum quantity with a certain classical quantity, but one must pay attention to the way of the bridging.
一个可观察的期望值桥梁一个具有一定的古典数量的量子数量，但一定要注意衔接的方式。
But now 3, 4 clicking a quantity is the difference is vast for certain.
但是现在3、4位的点击量肯定是差别巨大的。
The result shows the coordinate action of a certain variety and quantity of mineral powder and emulsion powder effectively increases every performance of polymer cement mortar.
结果发现一定品种和掺量的矿粉与乳胶粉协同作用有效地提高了聚合物水泥砂浆的各项性能。
Only the different fields make joint efforts, could the youth of NEET return to the society smoothly, and prevent the increase of NEET quantity to a certain extent.
只有各方面共同努力，才能使NEET族青年顺利地回归社会，并在一定程度上预防NEET族群体数量的增加。
Solubility: Solubility of a substance in a certain solvent is defined to be the maximum amount of the substance which will dissolve in a given quantity of the solvent.
溶解度：在一特定的溶剂中，一物质的溶解度定义为：此物质溶解在一已知的溶剂之最大量。
Solubility: Solubility of a substance in a certain solvent is defined to be the maximum amount of the substance which will dissolve in a given quantity of the solvent.
溶解度：在一特定的溶剂中，一物质的溶解度定义为：此物质溶解在一已知的溶剂之最大量。
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