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- Evaporation from the surface of the bed is reduced under mulch.As a result, more uniform soil moisture is maintained and frequency of irrigation is slightly reduced. 塑料薄膜覆盖降低苗床表面的水分蒸发，结果使土壤湿度更加均匀一致，从某种程度上减少灌溉次数。
- Water is channelled through a series of irrigation canals. 把水引入一系列灌溉渠中。
- We can often correlate age with frequency of illness. 年龄的大小往往与发病率有关。
- Water balance of irrigation reservoir. 以灌溉为主的水库来水和用水的水量平衡计算。
- Minimum discharge of irrigation canal. 设计典型年渠道需要通过的最小灌溉流量。
- 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)。
- 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。
- The Effects of Irrigation Quantity and Frequency of Drip Irrigation to Plastic-mulched Cotton at Critical Growing Stage 膜下滴灌棉花关键生育期不同灌水量、灌水次数对其生长、产量及水分利用效率的影响
- 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。
- They first speeded up the building of irrigation networks. 他们先加快灌溉网的建设速度。
- Adjacent layout of irrigation channel and drainage ditch. 同级灌溉渠道和排水沟道实行单侧控制的布置形式。
- 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。
- In all four LMB countries the Mekong is a source of irrigation. 对所有这四个流域国家来说，湄公河灌溉了他们的土地。
- The capaoility of irrigate water is on talent! 灌水这东西,是很讲天份的!
- 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。
