I will like to know the definite quantity of your annual turnover.

我想知道你们年交易额的具体数字。

The principle of this method is as follows:after a definite quantity of catalase is added to the above mentioned reaction system, in which oxygen will be released.

其原理是在过氧化氢酶分解反应体系中的过氧化氢放出氧气时，用氧电极检测氧张力的变化量。

With directional solidification liquid quenching and definite quantity analysis of metallographic, this paper studied the micro solidification characteristic of ZA28.4 alloy.

通过定向凝固液淬试验和金相定量分析，研究了二元ZA2 8.4合金的微观凝固特性。

The moire fringes can be seen at an infinite distance, and its shape not only shows the direction to be corrected but also gives the deviation, distance in definite quantity.

在无穷远处观察到的莫尔条纹其形状不仅指明了应修正的方向，并可定量的给出偏差距离。

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。