管道旋流的产生主要有三种方式:切向进流、安装导流片和旋转管道.Sediment transportation in spiral pipe flow is a new method of sediment transportation.数值模拟结果表明导流片在设计工况下是稳定的,搭接结构这一设计方案是切实可行的.All of the results show that the overlapped guide - plates is s...
由于一股猛烈的侧风,船倾斜着航行.The ship sailed laying along because of a crosswind.侧风修正的幅度随着速度的增加而减少.Decreased the left crosswind correction as the airspeed increased.在侧风的条件下,飞机会发生偏转和改变方向.The aircraft will turn and go left in the effe...
She was relieved to see his face light up with a boyish grin.看到他脸上现出孩子气的笑容，她总算松了口气。...her tall, boyish figure.她高挑的男孩子般的身材She had her long hair cut into a boyish crop.她把长发剪成了男孩子般的短发。His classic boyish looks seemed to proc...
Lance Corporal Williams officiously ordered them out.一等兵威廉斯越俎代庖地命令他们出去。The corporal shouted an order at the men.下士向士兵们发出号令。"Where to, Corporal?" asked Trooper Fane respectfully.“下士，您去哪里？”骑兵费恩毕恭毕敬地问道。...
Virtue is fairer far than beauty.道德远胜于美貌.Both children were very like Robina, but were much fairer than she was.两个孩子都很像罗比娜，但头发颜色比她浅得多。She had imagined a fairer visible heavenliness.她曾想象过一种无比美妙的清晰可见的神圣境界.Independent obser...
我当学生时做过侍应生。I did some waitressing when I was a student.穿着有许多钮子制服的小侍应生提着那个包裹.The small boy in buttons carried the package.你没发现我们面前是最伟大的女侍应生 吗 ?Don't you realize we're in the presence ofthe great waitresses?...