查询词典 fuel consumption

Because of the fuel-rich propellant's high heat value and combustion temperature, the common stainless steel crucible and oxygen bomb's parts are always burned in the combustion heat testing process. In order to realize the proper testing of combustion heat, some fireproof materials characteristics and their application in the combustion heat testing of fuel-rich propellant were studied. Those fireproof materials include acid washing asbestos, C/C compound materials, Al2O3 chinaware and tungsten crucible.

含金属富燃料推进剂由于热值高、燃温高，在燃烧热测试过程中普通的不锈钢坩埚及附件经常被烧毁，为了正确测试金属富燃料推进剂燃烧热，对酸洗石棉、碳／碳复合材料、Al2O3陶瓷坩埚和金属钨坩埚的基本耐烧蚀特性和在金属富燃料推进剂燃烧热测试中的应用进行了实验研究。

Four main measures for improving thermal stability including fuel refinement,fuel deoxygenation ,addititves and surface modification were introduced.

对提高燃料热安定性的 4种主要措施进行了介绍，包括燃料精制、燃料脱氧、加入添加剂和表面处理。

Subsequently, in August 1949 the former Soviet Union also conducted an atomic test in October years .1952 3, United Kingdom, in February 1960, France, October 16, 1964 China has conducted an atomic test, breaking the U.S. nuclear attack off .1950 10 31, the United States conducted in liquid deuterium to hydrogen fuel for the heat theory test, but a nuclear device is very bulky and can not be used as weapons .1953-year in August, the former Soviet Union conducted in order to solid-state lithium deuteride -6 for the hot nuclear fuel hydrogen bomb test, so that practical hydrogen bomb is possible.

随后，1949年8月原苏联也进行了原子弹试验。1952年10月3日英国、1960年2月法国、1964年10月16日中国先后进行了原子弹试验，打破了美国的核袭断。1950年10月31日，美国进行了以液态氘为热核燃料的氢弹原理试验，但核装置非常笨重不能用作武器。1953年8月，原苏联进行了以固态氘化锂－6为热核燃料的氢弹试验，使氢弹的实用成为可能。

Features: Top speed: 30-32 mph Weight: 36 lbs Max Weight: 200lbs Drive System: Chain Suspension: Rear swing arm Engine: 42cc 2 Stroke Starting: Pull Start Fuel Mixture: 32:1 (2-cycle oil) Fuel Capacity: 1.5 Liter Running Time: 1.5-2 hrs Transmission: Automatic Brake System: Hand lever operated rear disk brake Wheel Type: 11x 4 ply Pneumatic on Aluminum 2 piece rim Available in: Black, Blue and Red.

性能： 最高速度：每小时30-32英里重量：36磅最大重量：200磅传动系统：链条悬挂系统：后摆杆发动机：42cc 2冲程启动系统：推动启动气油比：32：1 燃油容量：1.5升续航能力：1.5-2小时变速箱：自动制动系统：手动连杆，后置碟式制动车轮型号：11英寸4层充气轮胎铝合金2幅轮辋可选颜色：黑、蓝、红

By analysis of characteristics of the fuel cell, the performance requirement of the electrical driving system of fuel cell powered EV has been given.

通过分析燃料电池的本质及其工作特性，提出了对燃料电池电动车电驱动系统的性能要求。

Some conclusions are followed:(1)the reaction ratio of boron is 12% in primary combustion;(2)the degree of agglomeration can be decreased adopting boron coated with AP;(3)the content of oxygen is very important for afterburning efficiency;(4)the afterburning efficiency will be changed with different air-gas ratio;(5)the head distance of after-burning chamber is increasing, the circumfluence in the head of after-burning chamber is stronger and the distribution of fuel backward the after-burning chamber is more well-proportioned.(6)the combustion efficiency of DR will be improved by increasing the area of fuel nozzle.(7)the angle between dual air-inlets have complex influence with the combustion of DR.

通过本项研究，取得如下结论：（1）一次燃烧硼反应比例在12～15％之间；（2）AP包覆硼，可以降低硼结团度，有利于一次燃烧喷射效率的提高，也有利于硼在补燃室进行二次燃烧；（3）进气空气中的氧含量对二次燃烧非常重要；（4）对于一定配方的含硼富燃推进剂，不同的空燃比，二次燃烧效率不同；（5）补燃室头部距离的增加能增强补燃室头部回流以及提高燃料在补燃室后段分布的均匀性；（6）在一定范围内，增加一次燃气喷嘴面积能提高冲压发动机燃料的燃烧效率；（7）进气道夹角对补燃室内燃料的燃烧影响复杂。

In order to improve the engine's power, emission and the economy of the fuel, we developed a system to investigate the electronic control fuel injection of motorcycle engine. Inspect each parameter real-timely and modify some parameters factitiously to get the best power performance, emission performance and economical performance.

0引言采用电子控制燃油喷射技术是减少机动车排放污染的最有效的方案，它具有反应快、实时性好、控制精度高与控制算法灵活等特点，可以根据发动机运行的不同工况，实现空燃比最佳控制，从而取得良好的排气净化和节油效果；而且相对于原来化油器式的燃油喷射方式来说，电子控制的进气压力损失小，燃油效率高，满足发动机动力性、经济性和排放性要求[1]。

The paper introduces some researches, such as a new method to calculate the added mass for the seismic analysis of the fuel assembly in fast breeder reactor, simulation on the vortex shedding of double heat exchange tubes in a steam generator, simulation on the vortex shedding caused by the cross -flow over plates in a fuel assembly of an advanced reactor, the research on the impacting phenomenon of the free-surface on the vessel head in a storage tank as the main vessel of the China Experimental Fast Reactor shaken by the earthquake, and the researches on the solution of the liquid sloshing by moving particle semi-implicit and the scattering phenomenon caused by sloshing, and so on.

本文介绍华北电力大学在该方面的一些研究进展，例如，快堆燃料组件抗震分析新的流体附加质量计算方法研究；蒸汽发生器换热管双管漩涡脱落的数值模拟；一个先进堆燃料组件平行板上流动引起的漩涡脱落数值模拟；由地震引起的自由表面对快堆主容器冲击现象的研究；移动粒子法求解液面晃动及晃动引起离散现象的研究等。

The final few hundred meters, I went to a fellow student in front of my fuel, and join me in running, and many of my students are half-way fuel, and I think the hope.

最后的几百米的时候，一个同学跑到我跟前为我加油，并和我一起跑，还有许多同学也在中途为我加油，我觉得又有希望了。

The invention provides a direct carbon fuel battery reaction device, belonging to the field of direct carbon fuel battery technique.

一种直接碳燃料电池反应装置，属于直接碳燃料电池技术领域。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。