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- The more the spore content was, the more the increasing range of the parasitical ratio in the three suspending solutions which had 105 、 106 and 107 gradient contentrations. 107三种浓度梯度的菌悬液中,孢子含量越高,侵染寄生率的增长幅度越大。
- The result showed the parasitism ratio of T. theophila in the nonhost being coated with the kairomone was 92.1%, having no significant difference with that in the unnatural host of B. mori. 研究表明,野蚕黑卵蜂对涂布有稀释8倍利它素非寄主马尾松毛虫卵的寄生百分数为92.;1%25,与寄生桑蚕卵的96
- The ratio of students to teachers is 35:1. 学生和老师的比率是三十五比一。
- The ratio of schoolboys to schoolgirls is 2 to 1. 男学生和女学生的比例是2比1。
- Parasitical ratio 寄生率
- Men outnumber women here in the ratio of three to one. 此地男子数量以三比一超过女子。
- The first or last term of a ratio or a series. 首项,末项比率或数列中第一个或最后一个项
- That man is simply living a parasitical life! 那个人过的简直就是寄生虫的生活。
- Parasitical infections , such as toxoplasmosis. 寄生虫感染,如弓形虫病。
- After-tax profit margin is the ratio of net income to net sales. 税後利润率指净收入与净销售之比。
- The ratio of men to women was two to one. 男女的比例是二比一。
- The interval between any two frequencies having a ratio of2 to1. 倍频程频率比率为2比1的两个频率的间隔
- Study on Parasitical Natural Enemy Insect of Saperda populnea L. 青杨天牛寄生性天敌昆虫初步研究。
- Devices with less parasitical parameters should be selected. 相角误差是影响此系统测量精度的重要因素。
- The strike is the ultima ratio of Trade Unionism. 罢工是工联主义的最后手段。
- The cross ratio he called anharmonic ratio. 他把交比叫作非调和比。
- The ratio between the two sides is one to four. 双方人数对比是一对四。
- Subsistence only increases in an arithmetic ratio. 生活资料只能按算术级数增长。
- This is the prime ratio of the nascent increments. 这是最初增量的最初比。
- Scientists are trying to increase that ratio. 科学家正设法增加这个比率。