查询词典 lethal

Toxicity of emamectin to larvae of the diamondback moth, Plutella xylostella, at different temperatures was surveyed, and the effects on survivors of parent generation treated with sub-lethal dosage of the insecticide at 25℃ were studied with life table method.

研究了不同温度下埃玛菌素对小菜蛾Plutellaxylostella幼虫的毒力，并用生命表法研究了 2 5℃下埃玛菌素亚致死剂量(LC30 )处理小菜蛾 3龄初期幼虫后对其子代的影响。

More European nations are taking precautionary measures as bird flu spreads, with a Greek duck hunter undergoing tests to confirm whether he is the first person on the continent to contract the potentially lethal virus.

随着禽流感疫情的扩散，更多欧洲国家采取预防措施。希腊一位猎鸭人正在接受测试，确认他是否欧洲大陆上第一位感染这种致命病毒的人。

More European nations are taking precautionary measures as bird flu spreads , with a Greek duck hunter undergoing tests to confirm whether he is the first person on the continent to contract the potentially lethal virus .

希腊一位猎鸭人正在接受测试，确认他是否欧洲大陆上第一位感染这种致命病毒的人。

The CRAD, launched by a 0.7g black powder charge, flies approximately 50m and airbursts at a height of some 7m, showering the target with highly lethal fragments.

以0.7克黑火药发射的近程防护弹药可飞行约50米，在约7米高度空爆，以高毁伤破片雨的样式射向目标。

Non-lethal antiriot guns.

非致命防暴枪

Made the Berserkers not quite so lethal.

使狂战士不是那么致命。

"00" Buckshot consists of lead pellets that are much larger, and thus more lethal, than the birdshot that is occasionally used for crowd control .

&00&鹿弹是由更大的铅弹，从而更具杀伤力，比偶尔是控制人群使用birdshot。

Saturday's lethal fires came after a day of what Victorian firefighters described as the worst bushfire weather in memory.

星期六的致命火灾后的一天是维多利亚消防队员描述为在他记忆中最严重的丛林火灾天气。

Background Duchenne Muscular Dystrophy is an X-linked recessive lethal inherited disease, which involves skeletal and cardi...

Duchenne型肌营养不良症(Duchenne muscular dystrophy，DMD)是一种以骨骼肌进行性变性、坏死为主要表现的致死性X-连锁隐性遗传病。

Objective To further vertify the bioactivities and mechanism of piperine and to investigate the effect of piperine on the ion channel of insect cytes, the toxicity and lethal effect of piperine against Culex pipiens pallens larvae and Spodoptera frugiperda cell line were investigated under the laboratory conditions.

目的研究胡椒碱对淡色库蚊幼虫和草地贪夜蛾 Sf-21细胞的毒力作用和后致死作用，进一步揭示胡椒碱的作用机制及作用方式，以便进一步研究其对昆虫细胞离子通道的影响。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。