How often do you make an experiment of mud properties?

你们每隔多长时间，做一次泥浆性能试验？

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The author used Learning Together (LT)to make an experiment with pre- and post-test, questionnaire and interview for about four months to test and verify this study hypothesis.

作者采用共同学习的小组模式分别进行了前测，后测，问卷调查和访谈等形式进行了将近四个月的实验来验证问题的提出。

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The stainless steel metal fibre was selected in order to make an experiment of stretch-breaking in drafing area of the simple roller, and spin with terylene at the different proportion.

选择不锈钢金属纤维在简单罗拉牵伸区内牵切实验，以不同比例与涤纶混纺。

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You make an observation doing an experiment that is as accurate as you can do.

得到了你能都,做到的最高精度。

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You could make an argument that successful organizations will experiment broadly, succeed or fail quickly, accept the learning and move on to the next thing.

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It's all part of an experiment on how to make robots less boring.

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But all the studies merely make observations in existing databases--the least reliable way to conduct an experiment.

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