致死的例句大全

Methods: To carry out external bacteriostasis experiment first by the method of drilling hole, then To definite minimal lethal dose by preliminary test, finally to do internal bacteriostasis experiment with mice.

方法：先采用打孔法进行体外抑菌试验，然后通过预试验找到最小致死浓度，最后用小白鼠进行体内抑菌试验。

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The results showed that the minimal lethal dose of Norfloxacin to embryos is 320mg/ kg embryo weight, and the lethal dose 50% ( LD60) for 3-day-old chicks 4 985+ 753.18 tag/ kg body weight.

结果表明，氟哌酸对鸡胚的最小致死剂量为320mg/kg胚重；对3日龄雏鸡的LD（50）为4985±753.18mg/kg体重。

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The ultra-structural changes of Monopterus albus liver cells were observed with transmission electron microscopy after sublethal exposure to Cu2+ and nonionic surfactant AE ( linear alkylethoxylate).

利用透射电镜研究了亚致死浓度的Cu2+或表面活性剂AE（脂肪醇聚氧乙烯醚）对黄鳝肝细胞结构的损伤作用。

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The oral acute toxicity test showed LD50 ( medium lethal dose)> 5.5 g/ Kg. Such result demonstrates that the synthesized product is nontoxic according to the classification of acute toxicity standard.

通过对合成的产物进行急性经口毒性试验，发现其经口半数致死量（LD50，medium lethal dose）大于5.5g/Kg，按照急性毒性分级标准确定该依布硒林衍生物属实际无毒级。

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Conclusion Nano-hydroxyapatite has no accumulative toxicity to rabbits, it is suggested that it is safe when the hydroxyapatite-sol was applied intravenously as a drug carrier in small dosage more less than the medium lethal dose, even as a kind of anticancer drug.

结论纳米HAP在家兔无明显蓄积毒性，提示当用量远远小于最小致死剂量时，纳米HAP可作为药物载体，甚至在将来可能作为一种新型的抗癌药物，经静脉安全应用。

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The median lethal time ( LT_ ( 50)) of P_ ( f) NPV to the larvae was shortened with the increase of the viral concentration.

各测试浓度下致死中时间（LT（50）为3.43-5.14天，随病毒浓度提高而缩短。

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The median lethal time ( LT50) of the GV was shortened with the increase of the virus concentration and the decrease of the larval instar, during which the GV was fed.

幼虫饲毒后，致死中时（LT（50））随病毒浓度提高而缩短；随饲毒时虫龄的增大而延长。

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Computer program calculating median lethal dose of drugs

药物半数致死量的计算程序

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A Convenient Method for Calculating the Median Lethal Dose in Toxicity Testing

毒力测定中致死中量的简便计算方法

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The estimation of median lethal dose or effective dose by an ordinary curve fitting method

曲线配合法在测定半数致死量上面的应用

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Median lethal dose of toxicity tests was larger than 10g/ kg.

毒理学试验的半致死量均大于10g/kg；

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The death ratios were observed and the median lethal dose ( LD 50) was calculated.

观察10d动物的存活情况，计算昆明小鼠单宁经口半数致死量（LD50）。

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Observe Single Leaf Asarum himalaicum's Acute Toxicity and Determination of its Median Lethal Dose

单叶细辛的急性毒性观察及半数致死量的测定

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The study has provided theoretical basis in induced mutation medial lethal dose of different wheat varieties ( strains) to Ar+ implantation.

本项研究可为Ar+注入不同小麦品种（系）发生诱变的半致死剂量提供实验依据。

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Radiation protection effects of sinapine on Drosophila melanogaster in a sex-linked recessive lethal test system

果蝇伴性隐性致死突变试验中芥子碱的辐射保护作用

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Effects of Space Flight on Genetic Mutations& The Drosophila Melanogaster Sex-Linked Recessive Lethal Assay

卫星空间飞行对遗传影响的研究&果蝇伴性隐性致死试验

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Effects of garlicin on MMS-and Cy-induced sex-linked recessive lethal mutations in Drosophila melanogaster

大蒜素对甲基磺酸甲酯和环磷酰胺诱发果蝇伴性隐性致死的影响

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Understanding the sublethal effect of pesticides is important for rational application of pesticides.

明确杀虫剂的亚致死效应对于农药的合理使用具有重要指导意义。

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Lufenurons' Sublethal Effect on the Growth, Development and Fecundity of Helicoverpa armigera

虱螨脲亚致死剂量对棉铃虫生长发育和繁殖力的影响

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Sublethal effect of insect virus on the Lepidoptera defoliators

昆虫病毒对鳞翅目食叶害虫的亚致死作用

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