喷射

The only maintenance required is replacement of a fog ejection cartridge, designed to last five years and hold enough fog for about 15 ejections.

唯一需要维护的是更换烟雾喷射盒，它设计的使用时间能维持五年，并拥有足够喷射15次的烟雾。

Firstly, the history of ejectors development was introduced, and the formula of ejectors working performance was given and the calculated result was analyzed.

固定结构喷射器的设计是选择在一个给定的工作状态下完成，一经制成就不能改变，喷射器只有在设计状态下工作才能达到最大的效率。

The limited operating range of ejector restricts application on industries. Therefore, the research on ejectors is important to industry energy-saving and environment-protecting.

喷射器工作范围狭窄制约了其在工业中的进一步应用，因此，开展对喷射器机理的研究对于工业节能环保有重要意义。

Mitsubishi increased the combustion efficiency by optimizing the design of the cylinder head intake and exhaust ports, by incorporating the MIVEC system on both intake and exhaust valves and by using injectors that give an ultra micro droplet fuel spray.

三菱增加通过优化的气缸盖进气口和排气口设计的燃烧效率，通过搭载两进排气门用喷射器，让人们可以超微小滴燃油喷射和的MIVEC系统。

Based on the fundament of analyses of abroad and our country CNG engine technology, the developing strategy of CNG engine has suggested. Based on the EQD180-20 diesel which the basic construction unchanged, the necessary modified designing for CNG engine was made which included combustion system, intake and exhaust system, cylinder head, piston, and turbocharger.

在分析国内外天然气发动机技术的基础上，提出了满足国3排放的电控喷射单燃料CNG发动机开发方案；以EQD180-20柴油机为基础机型，在基本不改变原机结构的前提下，对燃烧系统、进排气系统、气缸盖、活塞和增压中冷系统进行相应的变型设计；采用稀薄燃烧、增压中冷、低涡流燃烧系统、电控分组点火、开环控制、电控CNG喷射系统和氧化型催化器等技术，降低排放，保持天然气发动机的动力性和经济性。

Aimed at the fire-fighting apparatus and materials in fire,the character and excellence of spray fire-resistive fiber were introduced.

本文针对火灾中使用的消防器材，介绍了喷射防火纤维的作用和优点，阐述了该材料的防火隔热机理和性能，比较了该材料与厚型、薄型和超薄型钢结构防火涂料的异同；结合国内外对该材料的应用现状，对喷射防火纤维护层的应用和发展前景进行了展望。

The hot and wet sprayed material has excellent air permeability, and may be sprayed to the surface of metallurgical furnace lining at 800-900 deg c without producing crack.

本发明的湿式喷射料具有良好的透气性，可对800～900℃高温下的冶金炉衬表面进行喷射而不产生爆裂现象。

The dry and wet jet two types of jet aircraft, conveying gas from the former dry mixing materials, in the nozzle and pressure mixture of water emitted from the latter by the gas or to transport concrete pump nozzle emitted by the concrete mixture.

分干式喷射机和湿式喷射机两类，前者由气力输送干拌合料，在喷嘴处与压力水混合后喷出；后者由气力或混凝土泵输送混凝土混合物经喷嘴喷出。

The dry and wet jet twotypes of jet aircraft, conveying gas from the former dry mixingmaterials, in the nozzle and pressure mixture of water emitted fromthe latter by the gas or to transport concrete pump nozzle emittedby the concrete mixture.

分干式喷射机和湿式喷射机两类，前者由气力输送干拌合料，在喷嘴处与压力水混合后喷出；后者由气力或混凝土泵输送混凝土混合物经喷嘴喷出。

Aiming at the condition that the power of air conditioning in locomotive is especial, the cooling medium is mostly chemicals and the systems are complex, in this paper, a wholly fresh air scheme is brought up for air conditioning system in locomotive drive-cab on the basis of the intermittent working of the air compressor, taking high-pressure air as power source and combining compressed-air refrigeration technique and gas injection technique, without supplying external electric apparatus.

针对现有机车空调系统电源特殊、冷媒多为化学制剂、系统复杂的状况，利用机车制动系统空气压缩机间歇工作的特点，以高压空气为动力源，有机地结合压缩空气制冷技术和气体喷射技术，提出了一套无需外加电气设备、全新风的机车司机室空调系统方案，并介绍了该系统的设计方法和气体喷射器的设计过程，为进一步深入研究奠定了基础。

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％。