专业释义
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跌水 - 引用次数：7
Froude number Fr in water slot is less than 0.5 except some individual spots, which basically meet the request of the flow measurement using drop water.
槽内的佛汝德数Fr除个别点据数值外其余均都小于0.5,基本上可满足利用跌水口来测流的条件。
参考来源 - 梯形渠道跌水口量水试验研究灌水量 - 引用次数：6In point source infiltration condition, the same drop water, the drip discharge is increased, the desalinization zone coefficient and the up-to-par desalinization zone coefficient are decreasing. Drop discharge is not favor formation of desalinization zone.
点源入渗条件下,相同灌水量,滴头流量增加,脱盐区系数和达标脱盐区系数减小,不利于作物正常生长的淡化区形成；相同滴头流量,灌水量增加,脱盐区系数和达标脱盐区深度系数增加,有利于作物正常生长的淡化区形成。
参考来源 - 膜下滴灌土壤水盐运移特征与数值模拟
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双语例句原声例句权威例句
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Pipette (to drop water into pool).
吸液管(用以将水滴入池中)。
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Watching her frazzle like a drop of water placed on a hot frying pan actually helped.
看着她疲惫不堪，就像一滴水落在热煎锅上一样，这真的很有帮助。
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Another drop of water fell with a soft plop.
又一滴水轻轻滴答一声落下。
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The Forest Service had a plane that it wanted to use to drop water bombs onto wildfires.
VOA: special.2009.11.24
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Because it's a gel electricity is going to move through the gel because there are ions in it the same way - for the same reason you don't drop an electrical device into the bathtub because charge moves through water that has ions in it.
由于凝胶中存在离子,电流会通过凝胶,同样--,因为同样的原因你不会把电器扔进浴缸里,因为水里也有离子,所以水可以导电
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They are also setting backfires to clear away dry brush, and using helicopters and airplanes to drop water and fire retardant.
VOA: standard.2009.09.01
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