蒸汽机

The steam engine was excellent in its day -- but it's had its day now.

蒸汽机当年曾是极佳的，但现在已经不盛行了。

On landing a very interesting possibility of the steam engine was in evidence.

就登陆了一个很有趣的可能性，蒸汽机是在证据。

Who is steam engine in vent by?

蒸汽机是谁发明的？

"Can you tell me when the first aeroplane propelled by a steam engine was made?"

"你能告诉我第一架用蒸汽机推动的收音机是什么时候制造的吗？"

The control of energy launched by the steam engine was the first stage.

由蒸汽机所开始的能量控制是第一阶段。

Stephenson built his first steam locomotive in 1814 and this marked the beginning of a new stage of the Revolution.

史蒂芬逊于 1814 年修建了他的第一辆蒸汽机火车头。这标志着工业革命进入了一个新阶段。

It was probably not until the 1880′s that man , with the help of a more advanced steam locomotive, managed to reach a speed of one hundred mph.

大约直到19世纪80年代，在更先进的蒸汽机的帮助下，人类才设法达到了一百英里/小时的速度。

The first steam locomotive, introduced in 1825, had a top speed of only thirteen mph, and the great

1825年推出的第十辆蒸汽机最大速度每小时仅为13英里，而那时的大帆船行驶得更慢，还不到这个速度的一半。

The invention of the steam enginemarked a turning point. With it, there came the fast development of iron, steel and coal industries.

蒸汽机的发明是又一个转折点，伴随着它的产生，铁、钢和煤炭业迅速发展。

One whose desires and impulses are not his own, has no character, no more than a steam-engine has a character.

一个人，其欲望和冲动不是他自己的，就没有性格，正如一架蒸汽机之没有性格。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。