1)  ratio of slope
比降比
2)  slope
比降
1.
Wanjiazhai Reservoir owns the character that the slope of reservoir area is large, while the slope of the reach upstream the reservoir tail is gentle.
万家寨水库具有库区比降大、库尾以上河道比降平缓的特点,控制水库泥沙淤积末端在库尾拐上断面以下尤为重要,为此,水库泥沙设计进行了两个数模的计算和四个河工模型试验,其结果基本一致。
2.
From analysing the long wave movement of unsteady flow in the approach channel during filling and emptying and its influence on the vessels(fleet)and lock,it s obtained that the allowance slope should be defined according to the controlled ship shape,and the discharge variation due to the width of lock chamber should be considered in designing the cross-section of the approach channel.
从而得出,引航道允许比降应按控制船型确定,引航道断面设计应顾及闸室宽度的流量变化。
3)  hydraulic gradient
水力比降
4)  environment gradient ration
环境比降
5)  the specific degradation rate
比降解率
1.
The levels of the specific degradation rate (SDR) for the genetically engineered microorganism (GEM) Fhhh from inter\|kingdom protoplast fusion and the parental strain \%Phanerochaete chrysosporium\% (PC) in degradation of purified terephthalic acid (PTA) were affected by (NH\-4)\-2C\-4H\-4O\-6,H\-2O\-2,Mn\+\{2+\},and pH value.
跨界融合构建的遗传工程菌Fhhh及其亲株黄孢显毛平革菌 (PC) ,降解精对苯二甲酸的比降解率受到Mn2 + 、酒石酸铵、H2 O2 、pH共 4因素的影响 。
6)  surface slope
水面比降
1.
This paper introduced a method of calculating surface slope for the tidal reach of the Yangtze River.
介绍了长江感潮河段水面比降的计算方法,并利用实测潮位资料计算长江下游干流南京至镇江河段水面比降,分析了长江感潮河段水面比降的特性。
2.
According to the flow returning channel in dry seasons and the paralld relation between surface slope and bed longitudinal slope,the principle of channel regulation by dredging is proposed,which is proved from physical model test.
分析了洞庭湖区草尾至泥湾58km河段滩险碍航特征和枯水河床形态特点;并根据河道枯水期水流归槽和水面比降与河床纵坡具有趋于平行的对应关系,提出航道疏浚治理原则和方案,并通过物理模型试验进行了论证。
参考词条
补充资料:下比
1.谓庇护坏人。比,勾结,庇护。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。