An experimental study by using 147 Pm simulative radioactive liquid waste to test a low and medium level liquid waste treatment system was described.
介绍了利用钷- 147模拟废水调试中、低放废水处理系统的实验情况。
The test was pitched at too low a level for the students.
这次考试太低估学生的程度了。
She noted, many young people are especially risk averse at school—afraid that one low test score or mediocre grade could cost them a spot at a selective university.
她指出,许多年轻人尤其不愿意在学校冒险,担心一次考试的分数低或成绩差会让他们失去进入名牌大学的机会。
So tens or hundreds of millions of dollars would go into a study like this by the time it was completed, money that could have been used for other things, to test whether eating a low fat diet would reduce risk for breast cancer.
数以百万计的美元,投入到这样的研究,当研究结束时,本可以用来做其他事情的钱,被用来检测是否低脂膳食,可降低患乳腺癌风险
We were using a test-chat room, test space chat room, where they were able to communicate with Professor Low, to ask questions and to exchange views and to have this feedback on their projects.
我们利用聊天室,进行测试,在那里,学生能和Low教授沟通,问问题,交流观点,并获得有关项目的反馈。
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