It is perfect to do experiments on the moon.
在月球上做实验是完美的。
"So it's not totally clear that these are actually traditions, and we need to do experiments to really tease that out," Thornton told LiveScience.
“因此还不完全清楚黑猩猩中是否存在真正的传统，需要做实验来甄别，”Thornton告诉LiveScience说。
Larry Goldstein: It's very difficult to do experiments on live humans.
拉里·戈尔茨坦：人们很难在活人身上做实验。
During the process of teaching and learning Computer Interface Technology course, it is very necessary to do experiments.
在计算机接口技术课程教与学的过程中，实验是必不可少的。
So, this paper presented a new baseline estimation method based on the principle of INSAR, which used the phases of flat earth. Two types of data were used to do experiments.
针对这种情况，从INSAR的基本原理入手，提出了一种新的利用平地干涉相位进行初始基线估计的方法。
Based on suitable oxidant and dosage in determination of total phosphate in Qilu circulating water and wastewater, optimal wave length and coloration conditions were selected to do experiments.
针对齐鲁分公司循环水、污水样品中总磷酸盐的测定中适宜的氧化剂及用量，选择最佳测定波长和显色条件进行了试验。
Based on suitable oxidant and dosage in determination of total phosphate in Qilu circulating water and wastewater, optimal wave length and coloration conditions were selected to do experiments.
针对齐鲁分公司循环水、污水样品中总磷酸盐的测定中适宜的氧化剂及用量，选择最佳测定波长和显色条件进行了试验。
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