半数的例句大全

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

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）。

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

Establishing fat embolism rat model and determination of half lethal dose

大鼠脂肪栓塞模型的建立及半数致死量的测定

And half lethal dose was several hundred folds than the clinical dose.

半数致死量是推荐临床剂量的几百倍。

To Measure the Half Lethal Dose of Paraquat in Mice

百草枯半数致死量测定

Objective To measure the half lethal dose ( LD_ ( 50)) of paraquat in mice.

目的测定百草枯对小鼠的半数致死量（half lethal dose，LD50）。

Through experiments have found that: when the concentration of heavy metals in the soil is 0.5 percentages, it fits the half lethal dose.

通过实验发现：当土壤中重金属的含量为0.5%时，最符合蚯蚓的半数致死量。

In the experiment, an avian H5N1 influenza A virus was isolated from chicken tissues infected. The 50% egg lethal dose ( ELD50) titer of this AIV is 10-7.67/ 0.lml.

本实验中，从病死鸡组织病料中分离到一株H5N1亚型AIV，鸡胚半数致死量（50%egg lethal dose，ELD（50））滴度为10~（-7.67）／0.1ml。

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

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）；

There were significant differences in different strains of virulence genes type in hemolytic, proteolytic activity, cell toxicity and median lethal dose of mice.

不同毒力基因型的菌株在溶血性、溶蛋白性、细胞毒性及小鼠半数致死量方面存在明显差异。

The ratio of epr1+ epr2+ epr3+ gneJ+ is highest. A representative strain in five virulence genotypes was chosen to detect proteolytic activity, haemolysis, cell toxicity and median lethal dose of mice.

本试验从每个毒力基因型中选取一株代表菌株，进行了溶血性、溶蛋白活性、细胞毒性及小鼠半数致死量的研究。

There is more than half of traffic accidents occurred for bad breaking.

据统计,汽车交通事故中有半数以上是由于汽车制动性能不佳引起的.

About half of all Takayasu arteritis patients have chronic active disease for which GC therapy alone does not provide sustained remissions that allow withdrawal of treatment.

大约半数高安动脉炎患者有慢性活动性疾病，单一GC疗法不能达到因长期缓解而可以停止用药的疗效。

In China, men make up nearly half of luxury purchases, and brands such as Coach and Louis Vuitton see men as a bigger share of Asian sales than in other parts of the world.

中国市场奢侈品近半数是男性购买的，蔻驰（Coach）、路易威登（Louis Vuitton）等品牌的亚洲市场男性群体销售额占比高于世界其他地区。

More than half of that is in one stock, AngloGold Ashanti, whose shares have dropped 39.5 per cent this year.

其中半数以上是英美黄金阿散蒂公司（AngloGold Ashanti）的股票，这只股票今年已累计下跌39.5%。

Results The monoclonal antibody ( 1 ∶ 100) could neutralize 10 5 CCID 50/ ml HAV virus and it was 100 times than that of human or rhesus monkey immune serum;

结果此单克隆抗体可中和105细胞培养半数感染量（CCID50）甲肝病毒，比人、猴免疫血清的中和能力高约100倍；

Biological characteristics study of mutant Δ AcnAA series biological characteristics of Δ AcnA and WT, including genetic stability, growth curve, morphology, hemolytic activity, infections to cells and median lethal dose to mice were tested.

突变株ΔAcnA的生物学特性研究对ΔAcnA突变株和WT进行一系列生物学特性分析（遗传稳定性、生长曲线、形态结构、溶血活性、细胞感染实验和小鼠半数致死量）。

The run-off is necessary, according to the ZEC, because no candidate got more than half the votes cast in the March 29 elections.

该选举委员会说，有必要举行决选，因为在3月29号的选举中没有一名侯选人得到超过半数的选票。