The main contents of study are as followings: 1 A series of theories of jet formation and its penetration into targets are discussed in details.
本文研究工作的主要内容有：1系统概括了聚能装药的形成和侵彻理论。
The main products are jet fuel, Bi, Bi boards, floor furnace, the ejecta of teeth, and other products.
主要产品有喷燃器、萞条、萞板、炉底板、碎渣机齿等产品。
The main relative systems of heavy-hard rainfall in northeast plateau are Western Pacific Subtropical High, South Asia High, Low Latitude Systems, Upper Level Jet, Low Level Greater Wind Speed Axes, Westerly Trough and Plateau Trough, Low Level Vortex, Cold Frontal, Occluded Front in Qinghai Lake, Mesoscale Low Pressure, Heat Low-Pressure in Qinghai, shear line and convergence line, mesoscale cloud cluster, etc.
西太平洋副高、南亚高压、低纬系统、高空急流、低空大风速轴；西风槽和高原槽、低涡、冷锋、青海湖锢囚锋以及中尺度低压、青海热低压、切变线与辐合线、中尺度云团等系统是高原东北部地区大到暴雨的主要相关系统。100hPa上的南亚高压中心强度加强，位置东西摆动预示高原地区将有降水产生，中心强度减弱，降水过程结束。
The results demonstrate that mixing bubble in the pure jet do affect the flow pattern. The recirculation flow appeared before the main body of jet, which does not appear in the pure jet.
对两种流动的数值模拟结果中看到，由于掺气加强了射流主体对来流的阻挡作用，掺气射流的迎流面出现了回流。
According to the theory of the plane potential flow, main parameters are calculated for the concrete jet pump.
基于平面势流理论对混凝土射流泵装置的主要参数进行了理论设计，提出了一种新的设计方法。
The presence of striation area is one of the main characteristic on the surface generated by abrasive jet.
波纹区域的存在是磨料射流切割表面的主要特征之一。
The main categories of nonimpact printers are ink-jet printer, thermal printers, and laser printers.
主要的非击打式打印机的种类有喷墨打印机、热敏打印机和激光打印机。
The main products include: full automatic filling machine, semi-automatic filling machine, filling packaging production lines, aluminum foil sealing machine, labelling machine, ink jet numbering machine and so on.
主要产品有：全自动灌装机、半自动灌装机、灌装包装生产线、铝箔封口机、贴标机、喷码机等。
Keywords Jet flow electrodeposition; Main salinity; Watt nickel; Technological parameter; Electrolyte
射流电沉积；主盐浓度；瓦特镍；工艺参数；电解液
The effects of voltage, temperature, speed of flow, anode caliber, main salinity on current, current efficiency, settling rate were studied by jet flow electrodeposition watt nickel.
通过射流电沉积瓦特镍电解液研究了电压、电解液温度、射流速度、主盐浓度、阳极喷嘴口径对沉积电流、沉积速率、电流效率的影响。
In a turboprop engine, the main thrust comes from the propeller and only a small proportion from the jet exhaust.
在涡桨发动机中，主要的推力来自螺旋桨，只有一小部分来自喷出的尾气。
The ballast water taken out from the ballast water main discharge pipe according to a volume ratio of 1/4-1/20 of the whole ballast water is divided into a plurality of branches and contacts with the ozone gas by respectively passing a jet aerator to prepare an ozone water solution with a concentration of 4-24mg/L.
从压载水主排放管路中取出1/4～1/20的压载水，分成数各支路分别经过射流器与臭氧气体接触，制成浓度为制成4～24mg/L的臭氧水溶液，臭氧水溶液在液液混合器中与压载水排放管路中的压载水进行均匀混溶后，排放管路中臭氧水浓度为0.4～2.5mg/L，完成杀灭其中有害水生生物和病原体，其致死率达到96％～100％。
The invention comprises an air inlet manifold and a first air cleaner and a turbocharger which are orderly arranged along the air intake direction of an air intake main pipe, wherein the air inlet manifold has the front end provided with a jet air pump which is connected with the turbocharger in series or in parallel and controlled by the ECU.
本发明包括进气歧管以及沿进气干管的进气方向依次设置的第一空气滤清器和涡轮增压机，所述的进气歧管的前端设置有与涡轮增压机串联或并联的喷气泵，喷气泵由ECU控制。
This type of motor is main motor for water jet loom. It also cam be used in similar working condition.
本型电动机为喷水织机用主电机，亦可用于与上述情况相类似的场合。
According to the field applications of jet type hydraulic percussion tool s, the main problems which affect the development rotary percussion drilling technology are put forward.
论述了冲击旋转钻进技术在石油钻探中应用的技术优势，探讨了冲击旋转钻井工具的发展现状及存在的问题；并根据射流式液动冲击器现场试验应用，阐述了影响冲击旋转钻进技术发展的的主要问题，提出了提高冲击旋转钻井工具应用效果的几点看法。
The main jet, fuel needle of carburetor was adjusted, and the best parameters were gained.
进行化油器主量孔、油针尺寸与摩托车发动机的匹配调节，得出了该摩托车最佳化油器量孔与油针的匹配参数。
A passenger jet carrying at least 90 people has crashed near the main airport in Kyrgyzstan. At least 71 people were killed.
一架载有至少90名乘客的飞机在吉尔吉斯斯坦的一个主要的机场附近坠毁了，这次事故至少造成了71人死亡。
A passenger jet carrying at least 90 people has crashed near the main airport in Kyrgyzstan.
一架乘载至少90人的客机坠毁在吉尔吉斯斯坦的主要机场附近。
Its main features: the volume of adjustable water jet nozzle, in accordance with the needs of customers customized different nozzle; over-current components for stainless steel, if the material may also have other requirements; irrigator can also be fitted out fitted dark; reliable and useful.
它主要特点：喷嘴喷水量可调，根据客户的需要订制不同的喷嘴；过流部件为不锈钢材质，如果对材质有其它要求也可；冲洗器即可明装也可暗装；且实用可靠。
The variation of flowfield and lateral thrust with the total pressure ratio of jet to main flow is studied.
通过改变射流总压，研究了喷管中的流动随着射流总压的变化，并且计算了侧向力的大小，分析了侧向力与射流/主流总压比的关系。