2、

two dimensional irrotational mixed subsonic and supersonic flow of a compressible fluid and the upper critical mach number

可压缩流体二维无旋亚声速和超声速混合型流动及上临界马赫数

互联网摘选

3、

Taking this as a base, a concept of believability has been introduced, and the expression method of criterion of fuzzy critical hole expansion ratio under the upper and lower approximation set of rough set theory was advanced.

在此基础上,引进可信度的概念,提出模糊临界空穴扩张比判据在粗糙集理论的上、下近似集下的表示方法。

互联网摘选

4、

Based on the generalization of water transfer channels and hydraulic structures, the critical problems are discussed: simulation of the upper and lower boundaries and initial condition; simulation of flood-intake gate and flood diversion gate; dynamic simulation of leakage of the newly-built channel and so on.

在对输水渠道及众多水工建筑物概化的基础上,着重探讨了上、下游边界及初始条件、进洪闸及分水闸的入出流过程、渠道沿线渗漏量动态化处理等问题。

互联网摘选

5、

In comparison with these of the straight cascade the blade positively curving reduces the quantity of the critical points, eliminates the upper passage vortex, and transform the closed separated flow of the secondary vortex along the blade tip suction side into the open separated flow.

与直叶栅比较,叶片正弯明显减少了壁面与横截面流场中奇点的数量,消除了上通道涡,并使叶顶吸力边的二次涡分离流动由闭式分离转变为开式分离。

互联网摘选

6、

Determination of Critical Value in Deep Excavation Support Based on Upper Bound Limit Analysis

基于极限分析上限法的深基坑支护临界值的确定

互联网摘选

7、

Thighs and upper arms are critical to judging the size and weight of a dinosaur.

大腿和上臂对判断恐龙的身形大小和重量至关重要。

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈