应当的

You should know how to use the command line of your operating system.

你应当知道如何使用所用操作系统的命令行。

Therefore, should take upgrading the commonality of public policy as main ...

为此，应当以提升公共政策的公共性为着力点，构建和谐社会。

A company shall provide the necessary conditions for activities of the trade union of the company.

公司应当为本公司工会提供必要的活动条件。

Then almost compassionately he said,"You should be greatly rewarded."

接着他几乎带些怜悯似地说："你是应当得到重重酬报的。"

A signature should be written under the complimentary close.

签名时应当写在结尾敬语的下面。

It can be seen from the long time asymptotic solutions, that the pressure curve is a concave curve and ...

注稠化水等措施是改造这种油层的方向，但最终界限目前还不好确定。浊层研究、油田开发和各种油井工程措施应当考虑相对流动比这一因素。

You mustn't be conceited even if you have achieved great successes.

即使你取得了很大的成绩，也不应当骄傲。

You should concentrate on your own work .

你应当专心致志地做你的工作。

You'd better concentrate on your work .

你应当专心致志地做你的工作。

You have to focus on/concentrate on your work.

你应当专心致志地做你的工作。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。