But sometimes it is necessary to use them.
但有时有必要使用它。
Sometimes it is necessary to use a euphemism.
有时候使用委婉语是很必要的。
Now it is necessary to use a different heuristic.
现在有必要使用不同的启发式。
It's only necessary to use just a very small blob.
只需要很小的一滴就可以了。
It's not necessary to use or even understand all of them.
这是没有必要使用，甚至了解他们。
Note that it is necessary to use a helper multiply function.
注意我们很有必要使用一个辅助乘法函数。
It is not necessary to use ill-got-ten gains to pay lawyers.
付律师费不必使用非分之财。
The following code changes are necessary to use the polling strategy.
要使用轮询，需要对代码进行如下修改。
Understanding how a technology works is not necessary to use it well.
使用新技术却并不需要了解它是如何运作的。
It is necessary to use a short wave radio to pick up the programmes.
必须有一台短波收音机才能收听这些节目。
It is necessary to use a short-wave radio to pick up the programmes.
必须有一台短波收音机才能收听到这些节目。
Some people believe that it is necessary to use animals for testing.
有些人认为有必要使用动物进行试验。
It's important to note that it's not necessary to use a login manager.
要说明的是登录管理器并不是必须的。
In this situation it was necessary to use some other Skatter features.
在这种情况下，我们有必要使用一些其他分散特征。
Where do you think that is necessary to use the disinfecting equipment?
您认为在哪里需要用到消毒设备？
It's necessary to use the concept of "plotting co-principals" in study.
“共谋共同正犯”这一概念在研究中有必要予以确认。
Therefore, it is necessary to use the different tax in different period.
因此，分时期区别利用流转税和所得税政策影响产业结构是必要的。
The calculated results show that it is necessary to use the high-order …
实际计算结果表明用高级近似计算代替一级近似解是必要的。
This is necessary to use the stored procedure like a table in the report tooling.
要想像报告处理中的一个表那样使用此存储过程，这非常必要。
So it is necessary to use a method that securely removes any private information.
因此要用能安全移除所有隐私信息的方法。
Do you think it is necessary to use Chinese to facilitate teaching in this course?
你在上本课时，任课老师是否会使用中文来辅助教学？
Conclusion: It is not necessary to use antimicrobial for postoperative prevention from...
结论：清洁手术术后一般不需要应用抗菌药物预防切口感染。
Note that it is not necessary to use a separate geronimo-jetty.xml deployment plan in this case.
注意，在这里不需要使用单独的geronimo - jetty . xml部署计划。
Through this paper, we can draw a conclusion that it is necessary to use design pattern in this system.
通过对设计模式的论述，充分表明了设计模式应用于系统的必要性。
Objective to study whether it is necessary to use promethazine to prevent non-hemolytic transfusion reaction.
目的探讨使用非那根预防非溶血性输血反应是否必要。
We will use air power to protect UN peacekeepers if necessary.
必要时我们会动用空军力量来保护联合国维和部队的安全。
It is necessary for the prince to know well how to use the beast and the man.
王子懂得如何使用兽和人是很必要的。
It is necessary for the prince to know well how to use the beast and the man.
王子懂得如何使用兽和人是很必要的。
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