查询词典 jet-burner

The paper mostly studies the super-high pressure abrasive water jet technology in following several aspect:At first, the structure of water jet beam as well as its characteristic and mechanism in cutting different kinds of material were discussed.

本文主要从以下几个方面对超高压水射流进行了研究：高压水射流与超高压磨料水射流的射流结构与形成原理；切割不同性能材料的切割机理；切割系统的控制；超高压水的发生原理及发生装置；在此基础上又通过基础实验与应用实验总结出切割不同材料过程中，切口形状的变化、影响切割表面的质量的各种因素及改善切割表面质的的措施；并对实验所用系统的计算机辅助设计过程与M软件的使用进行了介绍。

Now a new category of private jet, known as a Very Light Jet, is emerging, made possible by advances in aerospace engineering, especially in the use of extremely strong but very light carbon composites.

现在，得益于航空发动机的发展，特别是随着强度高，重量轻的含碳复合物的使用，一种被称作超轻型飞机的私人飞机已经出现。

The company mainly produces A186D type, A186F type, A186H-card, FA201C type, FA206 type, FA207B of high-yield card, FA226A-Steel of complete sets of equipment, A186G Fluid Systems card, CZ191B comb-Ma, FN246B cashmere system Of the machine, FN246A-cashmere carding machine, FN271A of artificial fur card, A186 aircraft Xu Mian, GM210-type twin-roll-bomb plane, GM1010 single roller-aircraft shells, all kinds of carding machine, and hair machines, non-woven carding Machines, open-plane, JW-813 Series Water Jet Loom, JW-2000 series of heavy high-speed water jet looms.

本公司主要生产A186D型、A186F型、A186H型梳棉机，FA201C型、FA206型、FA207B型高产梳棉机、FA226A清钢联成套设备、A186G棉麻梳理机、CZ191B梳麻机、FN246B羊绒制条机、FN246A型羊绒分梳机、FN271A型人造毛皮梳理机、A186絮棉机、GM210型双辊清弹机、GM1010型单辊清弹机、各种梳毛机、和毛机、无纺布梳理机、开松机、JW-813系列喷水织机、JW-2000系列重磅高速喷水织机。

Bathroom with ground glass, body art is no bathroom glass is not closed . pornographic film lay in a bathtub with shower. Human art is a bathtub with water but no more- Shuai gg at the side of pornographic films eat rice, Art is born of human sausage, pornographic movies were filmed in China, Japanese art is the human body's film is pornographic films within three minutes really not in months. Human art is less than three minutes stripped of clothes, is a film pornographic films, only one female, the human body is an art they have some film actress, is a film pornographic movies Lane women exposed to less than 2 times. the human body is an art film Lane women exposed more than three times. pornographic film has been adapted to the garden machine-jet wet clothes. the human body art h 哥 sas been the kitchen faucet-jet wet clothes. is a screen pornographic films, only one screen, Human art is a screen with four pictures, that is pornographic films for Health Services received a bath mm tip, Art is human health services do not accept tips, using mm body as a tip. pornographic films and everyone can see the stitches, Art is human and everyone can have silenced the pornographic film

洗澡间用毛玻璃的，是人体艺术洗澡间没玻璃也没有关门的，是色情电影躺在浴缸里洗澡的，是人体艺术浴缸里没水却多了个帅 gg 在旁边的，是色情电影吃米饭的，是人体艺术吃香蕉香肠的，是色情电影中国人拍的，是人体艺术日本人拍的，是色情电影三分钟内没有动真个的，是人体艺术三分钟不到衣服就脱光了的，是色情电影一个影片里只有一个女主角的，是人体艺术一个影片里有几个女主角的，是色情电影一个影片里女人裸露2次以下的，是人体艺术一个影片里女人裸露3次以上的，是色情电影被花园里的撒水机喷湿衣服的，是人体艺术被厨房里的水龙头喷湿衣服的，是色情电影一个屏幕里只有一个画面的，是人体艺术一个屏幕里有四个画面的，那是色情电影服务生找洗澡 mm 收小费的，那是人体艺术服务生不收小费，用 mm 身体当小费的，是色情电影和大家一起看还可以哈哈大笑的，是人体艺术和大家一起看却鸦雀无声的，是色情电影

A method and apparatus for increasing the propelling force of pulse engine features that the fuel nozzle of pulse explosion engine is arranged in combustion chamber to close jet tube exit, and the fuel is reversely sprayed out to generate a shock wave barrier near the jet tube for preventing the airflow from flowing out of the combustion chamber, resulting in raising the pressure in combustion chamber and in turn increasing the propelling force.

本发明公开了一种提高脉冲发动机推力的方法和装置，它是通过将脉冲爆轰发动机的燃料嘴置放在燃烧室中靠近喷管出口附近，并使燃料逆向喷出，在燃烧室内靠近喷管附近形成一道阻止气流流出燃烧室的激波，激波的作用是使燃烧室压力升高，从而的到较大的推力。同时由于本发明的结构特别的简单，所以实现非常容易，并且工作效果十分显著。

Finally, the techniques of time-serial measurement for transient flow field, three-dimensiqonal tomography, computer image processing and the theories above quantitative calculation studied in the thesis are used to measure the free jet flow field of real rocket, the flow field of bore nozlle, impingment field of exhusted jet, three-dimensional flow field in hypersonic shock tunnel, the flow field of boundary layer transition, explosive and combustion flow field of detonating powder and 3-D temperature field.

最后，利用本文所研究的瞬态流场时间序列定量测试技术，三维C.T技术，计算机图像处理技术和定量计算理论等对真实火箭燃气射流场，膛口流场，燃气射流冲击场，高超音速激波风洞中的三维流场，模型边界层转捩区流场，起爆药爆轰流场和燃烧场、三维温度场等进行测试，取得了一些国际上首创性的成果，并对实现上发现的一些新现象进行理论分析和解释。

According to the experiment, aeration performance of the jet aerators is gradually increased when the water becoming deeper. The aeration performance of the jet aerators is the best at the depth of 4.5 meter.

在清水实验中，设置了4个测试断面，通过实验可知射流器随着水深的增加充氧性能逐渐提高。

The production line for both three layer PE pipe and epoxy powder inner anticorrosion pipe came from the reformation of an original production line of three layer PE pipe. The main problems to have been solved are as follows, convert the conventional spray gun deflector into two parts of diversion nozzle and gun wick to suit for different pipe diameters; adopt two stage retrieval equipment to increase powder retrieval rate and improve work environment; enlarge the calibres of gas jet and Venturi pump jet to increase powder output 20% above to ensure the spry coating thickness; design gun pushing device to raise automatic production level.

三层PE管和环氧粉末内防腐管兼容生产线是在三层PE管生产线的基础上改造而成的，主要解决了如下技术问题：将常规使用的喷枪导流体改成导流嘴和枪芯两部分，以适应喷涂不同直径钢管的需要；采用双级回收装置，提高粉末回收率，改善作业环境；加大一次气喷嘴和文丘里泵喷嘴的口径，使出粉量增加20%以上，从而保证涂层喷涂的厚度；设计推枪装置，提高生产的自动化程度。

High pressure water jet is a new kind of technology used for cleaning and cutting developed in recent twenty years with self-resonating cavitating water jet being one of the most advanced and efficient.

自振空化射流是近年来发展起来的一种新型高效射流，用这种射流处理炮孔和近井地层的研究在国内外还是空白。

Result shows that ambient pressures have a significant effect on rock breaking by common continuous water jet and cavitating jet.

但是，井筒中由流体静液柱压力形成的围压一般都大于10 MPa，属于高围压。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。