an amount of material的意思|示意

Because the teaching material amount of vocabulary is huge, classification comparison and analysis process needs to pay an a great deal of time and arduous labor.

由于教材词汇量庞大，分类比较以及分析过程需要付出大量的时间和艰辛的劳动。

The amount and frequency of use of pesticides can also have an effect on how often you need to add dead organic material to your soil.

的数量和频率使用农药也可以有一个怎样的影响，往往需要添加死亡的有机物质到您的土壤。

The productivity or fertility of such an ecosystem increases as the amount of organic material that can be broken down into nutrients increases.

随着分解为营养物的有机物质总量的增加，这种生态系统的生产力或肥沃度也增加。

The heat possessed by an object depends not only on its temperature but also on the amount and kind of material in it.

一个物体所具有的热量，不仅取决于它的温度，而且取决于物体的质量及构成物质的材料。

An experiment on material removal amount with the cutting distance and shape of passage is described.

介绍了用于研究材料去除量与加工距离和形状关系的实验。

Alternatively, the fibrous web material may include an effective amount of natural cellulosic fibers.

另一种可选择的方法是可在纤维织物材料中加入有效量的天然纤维素纤维。