蒸汽机

The steam engine is an external-combustion engine.

蒸汽机就是一种外部燃烧发动机。

If a fire-eating machine, such as Watt's engine, lacked self-control, it would have taken every working hand the machine displaced to babysit its energy.

如果一种靠火驱动的机器，比如说，瓦特的蒸汽机，缺失了自我控制系统，所有被这种机器置换出来的那些劳动力，就都会用来呵护它的燃料。

If a fire-eating machine, such as Watt's engine, lacked self-control, it would have taken every working hand the machine displaced to babysit its energy.

如果一种使用火的机器，比如说，瓦特的蒸汽机，没有这种自我控制系统，所有那些被这种机器所顶替、解放出来的劳动力，最后一定会被用在看守、照顾这个机器上面，因此也就不能起到任何节省人工的作用。

The five-acre museum also features a steam locomotive and an authentic Florida "cracker" house.

五英亩大的博物馆也展示了蒸汽机和一个真实的佛罗里达&饼干之家&。

A steam engineer transforms heat into power.

蒸汽机把热转化成动力。

Britain lost its competitive edge when, in making its machines more efficient, it reduced their consumption of energy: steam engines went from using 45 pounds (20.4kg) of coal to produce one horsepower-hour to just two.

英国在努力改良机器，提高工作效率的同时失去了竞争优势，但机器效率的提高降低了能耗蒸汽机将消耗45磅煤（20.4千克）产生一个马力时提高到两个。

With the use of boilers, 1681, has emerged lever hammer safety valve.

随着锅炉的使用，1681年又出现了杠杆重锤式安全阀。1769年瓦特蒸汽机出现以前，旋塞阀和止回阀一直是最主要的阀门。

Property rights were arguably more secure in France; much of the science behind the steam engine took place in Italy and Germany; the Dutch were highly urbanised.

财产权在法国被赋予了神圣不可侵犯的地位；蒸汽机的发明背后所采用的科技在当时的意大利和德国也为其科学家所掌握；当时的荷兰已是高度城市化。

The most water efficient steamers use a maximum of two gallons of water an hour.

最节省水的蒸汽机一个小时最多使用2加仑水。

It initiated the Industrial Revolution of the whole world. In 1930s, steamboats began to appear on Chinese seas.

蒸汽机带动了整个世界的产业革命。19世纪30年代，蒸汽船开始在中国领海出现。

Since historical times,England ,where the early inhabitants were Celts, has been conquered three times .

从有历史以来，英国，在此地早期居住的是凯尔特人，已经被征服了三次。

Bluetooth OBEX File Transfer Enables the sending and receiving of files on your phone via Bluetooth.

蓝牙OBEX文件移动允许经过蓝牙传送和接受文件。。。。