1.
During any incident, evacuate all non-essential personnel from the area.
在任何情况下，须将非必要人员撤离。
2.
A Brief Analysis on the Unnecessary Norms in China s Criminal Procedure Law;
简析我国刑事诉讼法中的非必要规范
3.
Having little or no importance; not essential.
非必要的，不重要的有极少或根本没有重要性的；非本质的
4.
Comparetive Analysis of Essential and Nonessential Genes in Escherichia Coli K-12;
比较分析大肠杆菌K-12中的必要基因与非必要基因
5.
the trait of being uncommunicative; not volunteering anything more than necessary.
不愿意与别人交流；除非必要不主动去做事情。
6.
unless in necessary self-defense;
除非处于必 要的自卫；
7.
Scrolling of any kind should also be avoided on kiosks except when absolutely necessary.
另外，滚动操作也要尽可能的必要，除非是非常必要。
8.
"Don't pull the chicken switch, unless absolutely necessary."
除非绝对必要，请不要碰紧急弹射按钮。
9.
The Sufficeent and Nesessary Conditions for the Unique Steady State of the Nonlinear Nonautonomous Circuits;
非线性非自治电路唯一稳态的充分必要条件
10.
You have to be very loose-limbed to do gymnastics well.
要做好体操，你必须在做时非常柔软。
11.
These figures are very important and you must print them in.
这些数字非常重要，你必须加印进去。
12.
Attractive label is very necessary.
具有吸引力的标签非常必要。
13.
They strained their credit in order to defray expenses that are (not) of prime necessity.
他们借债以支付（非）必要的开支。
14.
It is highly necessary to work out an emergency package.
制定一整套应急措施是非常必要的。
15.
“Must I do it today?”“Not essentially.”
“这事我非今天做不可吗?”“不必要。”
16.
The Necessity of Establishing the Removal Rule for Illegal Evidence;
我国确立非法证据排除规则的必要性
17.
Further Discussion on the Necessity of Combination of Chinese with Non-Chinese;
再论汉语非汉语研究相结合的必要性
18.
The Proof of Necessity of Tb Theorem on Non-Homogeneous Space
非齐次空间上Tb定理必要条件的证明