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downward bias中文是什么意思

发音:  
用"downward bias"造句"downward bias"怎么读"downward bias" in a sentence

中文翻译手机手机版

  • 偏低
  • 向下偏差
  • 向下偏倚

例句与用法

  • It was specially pointed out that , when the tail water is constant maximum tide , the computed flood surface is higher than that of nonsteady current , so there is some safety superelevation . underestimation of the roughness will make downward bias to compute along - river surface and bring hidden trouble for flood control . to improve the section can decrease the water level or offset the water rise for increase of floodplains " roughness , but it need much engineering works
    特别提出,按照恒定流计算出来的设计水位比非恒定水位具有一定的安全储备;而对于滩地糙率的低估又会造成设计水位的偏低,给防洪工作带来隐患;如果利用改进断面形式来降低水位或弥补糙率增加带来的水位抬高,需要较大的工程量,所以平时应注意滩面的减糙管理工作。
用"downward bias"造句  
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