Despite its reputation as a lethal gas, recent studies have shown that it is one of the most essential cellular components regulating a variety of biological processes.

He went on to make lethal gas for chemical warfare and genocide.

他之后着手于用于化学战争和种族灭绝的致死毒气的制造中。

An exposure to a lethal gas leads to a heart attack.

暴露于致命的毒气会导致心脏病发。

A UN Satellite committee and non-lethal weapons inspectors.

一个联合国卫星委员会和非致命性武器监察官。

The technology was developed by the Air Force Research Laboratory and the Department of Defense's Joint Non-Lethal Weapons Directorate.

该技术是由美国空军研究实验室和美国国防部非杀伤武器联合董事会合作研发的。

Non-lethal weapon is of great importance for current array police forces, and is a weapon with good prospects.

非致命武器是现代武警部队作战中使用的一种重要武器，同时也是一种极具发展前景的武器。

We're helping with non-lethal equipment, such as telecommunications and body armour.

我们只是提供人道援助，比如说电信和防弹设施。

British researchers were looking at non-lethal dart guns for crowd control back in1972;

在1972年英国研究者为控制人群研究非致命的飞镖枪；

Research on Launch System Applies to Non-Lethal Laser Weapons Abstract

应用于非致命激光武器的发射系统研究

Key Points and Their Relation of Target Effect Study of Non-Lethal Munitions

软杀伤弹药目标效应研究中的对象及其关系

The results show that relative water content and the content of free water and starch of s.glabra Nakai leaves decrease while the content of Bund water, soluble suger soluble protein and proline inceease with the falling of the semilethal low temperature.

结果表明，低温半致死温度降低的同时，叶片相对含水量、自由水和淀粉含量下降，束缚水、可溶性糖、可溶性蛋白和脯氨酸含量增加。

Study of the Cold-Resistant Adaptability of Rhododendron fortunei during a Natural Drop in Temperature& The Relationship Between the Dynamic Changes of Water Content and Osmoregulation Substances and the Semilethal Low Temperature

自然降温过程中云锦杜鹃抗寒适应性研究&水分、渗透调节物的动态变化与低温半致死温度的关系

The purpose of this article is to study the semilethal low temperature of S.glabra Nakai leaves and the changes of water content and osmoregulation substances.

以草珊瑚为材料，研究了其叶片低温半致死温度与水分和渗透调节物随气温下降的变化。

The Relation Between Abscisic Acid, Gibberellic Acid and Semilethal Temperature of Gardenia Jasminoides Ellis Leaves as Temperature Fell

自然降温过程中栀子叶片脱落酸，赤霉素与低温半致死温度的关系

The paper investigates the changes of the semilethal temperature and membrane protective system of Gardenia jasminoides Ellis leaves as temperature fell.

以人工栽培的栀子为材料，研究了其叶片低温半致死温度及膜保护系统随气温下降的变化。

The Relation Between the Membrane Protective System and Semilethal Temperature of Taxus Media Leaves as Temperature Fell

自然降温过程中曼地亚红豆杉叶片膜保护系统的变化与低温半致死温度的关系

Semilethal Low Temperature and Low Temperature Adaptability of Tow Taxus Media Species

曼地亚红豆杉的半致死温度与对低温的适应性

RESULTS: No lethal effect of 1,8-dihydroxyanthraquinone was observed even at the highest concentration ( 1.0 g/ kg soil) of exposure. The sub-lethal effect, however, was evident at all the concentration scale.

结果：最高剂量的污染土壤（1.0g/kg）对蚯蚓也无致死作用，但在所有剂量范围内，以相对生长速率和蛋白含量为指标的亚致死效应明显。

This review summarized several relevant factors of affecting LAB livability during freeze-drying and storage, including intrinsic factors, growth factors, sub-lethal treatments, drying media, storage and rehydration.

本文综述冻干乳酸菌发酵剂制备中相关因素对冷冻干燥和贮藏期间乳酸菌存活率的影响，包括内在因素、生长因素、非致死性处理、干燥介质、贮藏和复水等方面因素。

Details covered by the evaluation system of different levels, including the acute toxicity of indoor silkworm research, leaves residues of toxic pesticides on silkworm ( acute and sub-lethal effects).

详细介绍了该评价体系所涵盖的不同层次，包括家蚕的室内急性毒性研究、叶面残留农药对家蚕的毒性（急性与亚致死效应）危害影响。

The sub-lethal dose of rhodojaponin-ⅲ against Asiatic corn borer adults was 0. 02; μ g per adult.

以闹羊花素-Ⅲ点滴亚洲玉米螟成虫，确定其亚致死剂量为0.02μg／头；