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- average effectiveness level 平均使用率, 平均有效率
- Lowest observable adverse effect level. 可观察到在生理上或毒性反应上产生影响的最低浓度。
- Results:The average effect of flies killing of muscalure singularities made no difference. 结果:不同剂量的单方家蝇信息素试样各平均诱蝇率与空白对照样相比,差异均无显著性;
- This paper makes a study of correlation effect and average effect of seismic layout on data res-olution. 本文探讨了地震观测系统影响资料分辨率的相关效应和平均效应。
- However,excessive preloading will have a bad effect on the longevity of linear motion guide and accuracy average effect. 不过,过大的预加负荷也会对直线滚动导轨的寿命以及精度均化[1]产生不良的影响。
- Threshold effect level (TEL) and probable effect level (PEL) were calculated by the following equation. 其中基准值下限为:TEL=了呱而不,基准值上限为:PEL一抵蔽石,得出了较为科学、合理的沉积物质量基准值。
- A single-locus with two-allele system is considered only for the purpose of deduction, but the results derived could reprsent the average effect of a multi-loci system. 本文以一对基因之情况来描述基本遗传系统并导出必要公式,所得推论亦可视为多因子系统之一般结果。
- The average effective numbers of alleles were 1.5723 and 1.5751, respectively. 平均有效等位基因数分别为1.;5723和1
- Objective To evaluate the subchronic threshold dose of terbutyrn using benchmark dose approach and to compare with no observed adverse effect level(NOAEL) method. 目的应用基准剂量法评价特丁净亚慢性毒性阈值,并与NOAEL法进行对比。
- Base on orthogonal test and using engineering average effect analysis method,the best process parameters of sulphonitrocarburizing for the H13 steel hot extruding die was determined. 用正交试验和工程平均效应分析方法确定了H13钢铝型材热挤压模的工作面(俗称“窄缝面”)进行硫氮碳三元共渗的最佳工艺参数。
- The sensor precision depends on the overlapping interference average effect of diffracting wave from many grating pitches, and its pulse equivalent will be equal to half of the grating constant. 传感器的精度取决于众多光栅栅距产生的衍射叠加干涉的平均效应,其脉冲当量等于光栅常数的一半。
- You can also head over to the extensive Options menu to adjust the effects level, sound/music volume, and more. 你也可以在头部,以广泛的选项菜单调整的影响程度,声音/音乐数量多。
- The average effect of spraying 30%DT WP in booting date on controlling rice false smut was 89.6%.The method is effective in controlling rice false smut. 应用30%25DT可湿性粉剂在水稻孕穗期喷雾防治稻曲病平均效果达89.;6%25,可作为防治稻曲病的有效措施。
- The average effective tax rate on the foreign profits of American multinationals during this period dropped from 24.2% to 20.8%. 并且这一期间,这些跨国企业的国外利润之平均有效税率从24.;4%25跌至20
- The No-Observed Adverse Effect Level 无明显毒性反应剂量水平
- The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。
- no observed effect level(of toxin) 未观测到(毒性)效应水平, (毒素)非观测效应级
- Average effect of treatment on scab 各浓度处理下的平均防效
- The average output of the factory is 20 cars a day. 该工厂的平均产量是每天20辆汽车。
- lowest effect level(of toxicity) (毒性的)最低影响程度