lethal time的例句大全

The most virulent strain was screened out after evaluated by the indices of mortality, infection rate and the median lethal time ( LT50).

以桃蚜的校正死亡率、感染率及致死中时（LT（50））为指标综合评价不同菌株毒力。

互联网摘选

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。

互联网摘选

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。

互联网摘选

Study on Heat Lethal Time of Different Cultivars of Cucumber under High Temperature Stress

在高温逆境条件下黄瓜热致死时间与耐热相关性的研究

互联网摘选

Fifty Percent Lethal Time of Anoxia and Protective Effect of Anoxia Preconditioning in Three Strains of Drosophila melanogaster

三品系果蝇的低氧半数致死时间和低氧预适应的保护作用

互联网摘选

However, the effect of Berberine to prolong lethal time induced by Ouabain is less effective than Sodium Phenytoin, Quinidine and Propranolol.

但黄连素延长哇巴因对豚鼠的致死时间作用不及苯英钠、奎尼丁及心得安等药物。

互联网摘选

DEHP, DBP and DOP can shorten 50% Lethal Time ( LT50) of drosophila, apparently making its average longevity and average maximum longevity shorter;

DEHP、DBP和DOP可使果蝇半数死亡时间提前，并明显缩短果蝇的平均寿命和平均最高寿命（P<0.01）；

互联网摘选

The result demonstrated that nitrate reducing bacteria and ferro bacteria were killed effectively by the micro electrolyser, the lethal efficiency could be 99% at proper current density and treatment time. The hydroxyl radical produced by the micro electrolyser in water was the main lethal factor.

在适宜的电流密度和适当的处理时间下，对硝酸盐还原菌、铁细菌的杀菌率可以达到99%以上，并初步证实，微电解时水体中产生的·OH自由基是主要的杀菌因子。

互联网摘选

To study the lethal equivalent of New Langshan Chicken, we collected the data of hatch rate at first check time, death rate in hatching time, and mortality after hatching.

研究以新狼山鸡12个世代的入孵头照白蛋率、孵化期死亡率、育雏期死亡率和育成期死亡率为基础材料，作为探讨新狼山鸡死亡当量的依据。

互联网摘选

Test on Bacteriostatic Lethal Concentration and Time of Bio active Compound Produced by Streptomyces 702

链霉菌702生物活性物质抑菌的致死浓度和致死时间的测定

互联网摘选

Median lethal time, mean lifespan and mean maximum lifespan of drosophila fed with different concentration of ponceau 4R were lower than those in control groups dominantly ( P < 0.05 or P < 0.01) in survival experiment, and a dose-response relationship was shown.

生存试验中各浓度组雌雄果蝇的半数死亡时间、平均寿命及平均最高寿命均较对照组缩短（P<0.05或P<0.01），且存在剂量-反应关系。

互联网摘选

Conclusion: The treatment principle of chemical combined injuries on the sea is to apply anti toxic treatment for lethal agent poisoning first and to handle firearm injuries in time.

结论：海上化学复合伤处理应改变传统的中毒复合伤救治优先处置危及生命的火器伤情的原则，而应首先进行致死性毒剂中毒的急救，同时尽快处理火器伤情。

互联网摘选