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- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- A frequency of one million megahertz,10000?200Hz. 一百万兆赫(兹)频率，即10000?200赫(兹)。
- A frequency of one million megahertz,10 ?12?Hz. 一百万兆赫(兹)频率，即10??12?赫(兹)。
- Frequency of insemination 授精频率
- The frequency of aberration by CGH was 60%(12/20). 20例淋巴瘤患者CGH核型异常检出率为60%25。
- The frequency of the test tone was 300 Hz. 测试声为300赫。
- A frequency of one million megahertz,1012Hz. 一百万兆赫(兹)频率，即1012赫(兹)。
- The frequency of EAA is increasing gradually. 避免抗原是治疗的关键,糖皮质激素疗效明显。
- P is the frequency of the most common allele. 代表最常见等位基因的频率。
- Frequency of opening and closing. 频繁的开启和关闭。
- We try to find a correction to the frequency of waves. 我们试图找出对波的频率的改正量。
- This radio signal has a frequency of 800000 cycles per second. 这个无线电讯号的频率是每秒八百千周。
- The size of the package in use determines the frequency of doffing. 所用卷装的尺寸决定了落纱的次数。
- The frequency of exotic weed emergence in 74 samples is 98.65%. 结果表明;南京市春季外来杂草有36种;在74个样点中外来杂草出现的频率达到98.;65%25;
- That release is too coarse to reveal the frequency of the photon. 这样的结果太过粗糙，没办法告诉我们光子的频率。
- Describe species, strain, number and frequency of use for animals. 描述限制饮食或饮水的动物品种、品系及数量。
- The frequency of modulation was 40 cycles per second. 调制频率是每秒钟40个周期。
- Methods of insemination, season of superovulation and parity of donor did not affect the results of superovulation significantly (P>0.05). 而授精方式、超排季节、生育情况等因素对超排效果没有显著影响（P＞0.;05）。
- The suit time of insemination of Oriental Lily bulb is from the middle or last ten days of January to the beginning of March in altitude 800m. 在海拔800m的山地繁育种球，适宜播种期为1月中下旬至3月初；
- An electronic device that converts one frequency of a radio signal to another. 变频器将无线电讯号从一种频率转换成另一种频率的电子装置
