查询词典 combustion

There are few Ptolemaic astronomers left, or believers in the phlogiston theory of combustion.

如今，没有几个天文学家信奉托勒密的地心说，也不会有人相信燃素说。

One classical example is eighteenth-century phlogiston theory, which embodied significant predictive improvements over prior theories of combustion

一个经典的例子是十八世纪的燃素说，在燃烧理论之前它曾经在预测能力上有过重大的改进

For example, 'phlogisticated air' was supposed to be air that is infused with the substance phlogiston, and this was supposed to help to explain combustion.

例如，'燃素气'被假设是注入燃素实体的空气，这假设被认为有助于解释燃烧。

They are believed to play important roles in various fields such as photochemistry, combustion chemistry and interstellar chemistry, etc.

这些小分子通常具有非常特殊的成键特征、结构和高度的反应活性。

The ignition and combustion in a homogeneous nature gas-air charge engine with diesel pilot was analyzed.

对柴油引燃天然气发动机的着火过程、燃烧过程进行研究，提出了相应的数学模型，并进行了试验验证。

Now in Jamestown they were all in combustion, the strongest preparing once more to run away with the pinnace; which, with the hazard of his life, with saker falcon and musket shot, Smith forced now the third time to stay or sink.

现在每隔四五天普卡洪塔斯和她的随从们就会给他带来很多供给物资，救了很多人的命，要不是这样的话他们本来会在这种情况下饿死的。

This paper reports experimental results of the mixture formed by Pintle nozzle with impinging head used to diesel engines with different combustion systems.

摘 要：介绍了具有油束撞击效应的轴针式喷油器在不同柴油机燃烧系统中的应用。

The breaking of pintle in experiment was finally solved by changing the material and improving the pintle configuration. The main reason of slowly climbing of pressure was found out by analyzing and some validating experiments. A pintle motor test with high combustion temperature propellant was carried also.

对调节比、自由容积和调节方向的影响进行了研究；对试验中出现的喉栓结构破坏的问题，通过改进喉栓结构设计，更换材料最终获得了满意的效果；对推力调节响应特性进行了研究，通过理论分析和验证试验找出了导致调节缓慢的主要原因；还进行高燃温的探索试验。

Pintle nozzle ; DI ; Combustion system ; Diesel engine

轴针式喷嘴；直喷式；燃烧系统；柴油机

The piston pin processed in the warm extrusion craft is the important component of internal combustion engine.

活塞销是内燃机的重要零件，采用温挤压工艺加工。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。