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- y use of the eddy exchange coefficient K expressed by the quadratic function in Ekman layer which is close to observation, and under the condition of circle pressure field, the wind velocity in the planetary boundary layer (PBL) is obtained. 采用与实测较接近的二次函数来表达Ekman层中的湍流粘性系数K,在圆形气压场条件下,求得了山地上空边界层中的风速,进而求得散度、涡度和垂直速度等场变量随高度的分布。
- Convective Heat Exchange Coefficient 对流换热系数
- The motor car disappeared in eddy of dust. 汽车在一片扬尘的涡流中不见了。
- Eddy try to nickel and dime his way through life. 埃迪想脚踏实地慢慢地取得成功。
- The enthalpy and momentum exchange coefficients under the extreme high-wind conditions are, of course, very difficult to determine in precisely the regions where they are most important. 当风速极大的情况下热焓量与动量交换理所当然是相对较难精确的决定哪一个区域是最为重要且较具代表性。
- The car went past in an eddy of dust. 那汽车在一阵滚滚的尘土中驰过。
- Do you accept foreign exchange certificate? 你们接受外汇券兑换券吗?
- Trading on the Stock Exchange was light today. 证券交易所今日交投平平。
- A soldier was wounded in the exchange. 一名士兵在交火中受伤。
- He gave me an apple in exchange of an orange. 他给我一个苹果,交换一个橙子。
- Each telephone served by a private branch exchange. 由专用小交换机提供服务的电话分机。
- By just exchange one for another giver. 就这样以心相许相与。
- The London Stock Exchange is in turmoil today. 今天伦敦证券市场一片混乱。
- The relationship between wall body surface heat exchange coefficient and the speed and direction of wind 墙表换热系数与风速风向的关系
- Keep this exchange memo for reconversion into foreign currency. 保存好这张兑换水单以便兑换回外币。
- I'd swear that's Eddy from circulation. 我看好象是发行部门的艾迪。
- Is five apples for five eggs a fair exchange? 用五个苹果换五个鸡蛋公平吗?
- The New York stock exchange crashed in1929. 纽约股票交易所于一九二九年大崩溃。
- An eddy or countercurrent in water. 逆流水中的漩涡或逆流
- I'd like to exchange some pounds for dollars. 我想把一些英镑兑换成美金。