查询词典 drop-forge

This paper mainly deals with the key technologies involved in a guide tracked drop hammer breaker, including the working mechanism of the drop hammer , the design conception and working principle of the hydraulic control system, Indoor tests conducted on the prototype show that main parameters have met the design requirements.

本文重点论述了导轨式落锤碎石机的关键技术─-落锤工作机构及其液控系统的设计思路、工作原理。

Manufactures and markets test equipment products include: Programmable constant temperature and humidity testing machine, constant temperature and humidity box, high and low temperature testing machine, high-temperature box, cold temperature testing machine, hot and cold impact testing machine, the temperature cycling chamber, salt spray test machine, corrosion test chamber, the aging test machine, a large environmental test chamber, high temperature aging rooms, environmental test chamber, UV weathering test chamber, vibration, drop test machine, temperature water tank, clamshell laptop life testing machine, keyslife testing machine, testing machine drop life test simulation environment test equipment.

伟煌试验设备有限公司生产和销售的产品包括：可程式恒温恒湿试验机，恒温恒湿箱，高低温试验机，高低温箱，低温耐寒试验机，冷热冲击试验机，温度循环试验箱，盐水喷雾试验机，耐腐蚀试验箱，老化试验机，大型环境试验室，高温老化房，环境试验室，紫外线耐候试验箱，振动，跌落试验机，恒温水槽，笔记本翻盖寿命测试机，按键寿命测试机，跌落寿命测试试验机等模拟环境试验设备。

Especially in the mobile phone and computer peripheral industry, the Company independent research and development of mobile phone keypad testing machine Life expectancy, Life expectancy clamshell mobile phone tester, testing machine Life expectancy slider cell phone, cell phone drop test machine, testing machine to reverse the cell phone, mobile phone casing friction tester, RCA tapes wear resistance test machine, portable electronic products dedicated drop test machine, fully automatic torque tester Life expectancy, Life expectancy axis test machine, load displacement curve of test machine, the mouse wheel life testing machine, plug test machine, fully automatic servo system Plug test machine, laptop pressure testing machine, LCD pressure testing machine, universal testing machine, material testing machine servo system has been the major manufacturers, such as widespread adoption of the company's products in full compliance with the EN, DIN, BS, ASSTM, JIS, GB, ISO ...

特别是在手机及电脑周边行业，本公司自主研发的手机按键寿命试验机，手机翻盖寿命试验机，手机滑盖寿命试验机，手机跌落试验机，手机扭转试验机，手机外壳摩擦试验机，RCA纸带耐磨试验机，便携电子产品专用跌落试验机，全自动扭力寿命试验机，转轴寿命试验机，荷重位移曲线试验机，鼠标滚轮寿命试验机，插拔力试验机，伺服系统全自动插拔力试验机，笔记本电脑耐压试验机，LCD耐压试验机，万能材料试验机，伺服系统材料试验机等被各大制造厂商广泛采用本公司产品完全符合EN、DIN、BS、ASSTM、JIS、GB、ISO…等标准。

Friday, rubber, plastics, rubber adhesive tape test series grinding test machine, wear test machine, wear testing machine, folding machine, foam compression stress test machine, foam plastic repeated compression test machines, test material removed machine, Determination of the plastic melt index machine, impact testing machine, heating distortion temperature testing machine, falling ball impact test machine, rigid plastic drop hammer impact test machine, plastic film drop hammer impact testing machine, high temperature ashing furnace, temperature testing machine tape retention, Tape retention test machine, the beginning of sticky tape ball test machine, color device, industrial projectors, coordinate measuring instrument.

五、橡胶、塑胶、胶带试验系列橡胶胶磨试验机、磨耗试验机、耐磨试验机、耐折试验机、泡棉压缩应力试验机、发泡塑反复压缩试验机、试料磨平机、塑胶熔融指数测定机、冲击试验机、加热变形温度试验机、落球冲击试验机、硬质塑胶落锤冲击试验机、塑胶膜落锤冲击试验机、高温灰化炉、恒温胶带保持力试验机、胶带保持力试验机、胶带初粘性滚球试验机、色差仪、工业投影仪、三座标测量仪。

The characteristics of pressure drop of wire packing rotating packed bed absorber in air independent propulsion system are analyzed under counter-current condition and the model of pressure drop is built.

对不依赖空气动力装置系统不锈钢波纹丝网填料旋转床吸收器在气液两相逆流条件下的气相压力降特性进行了分析，建立了压力降预报理论模型。

FLUENT-CFD Software is used to simulate the flow and heat transfer in a rectangular passage with the arrays of circle-shaped, similar-drop-shaped, elliptic-shaped and water drop-shaped columns.

运用FLUENTCFD商用软件对装有圆形、准水滴形、椭圆形和水滴形4种扰流柱叉排阵列矩形通道内的流动和换热进行了三维数值模拟，获得了通道内流场、压力场以及局部对流换热系数分布的基本特征，并对扰流柱通道的换热特性和压力损失特性进行了对比分析。

Methods According to the drinking water legislation in Europe threshold: 0.10mg/L NO2(superscript -, a rapid spot test method for nitrite in water was established by using an optimized composition of reagent mixture and a binary positive/negative response, conducted as follows: a tablet of a mixture of solid reagents containing sulfanilamide, N-(1-naphthyl) ethylene diamine dihydrochloride and sodium chloride was put on a spot test plate of Teflon mould, then, a drop of 30% HCl and a drop of water sample were added on the reagent material.

根据欧洲饮水法规亚硝酸盐限值(0.10mg/L)，使用一种优化的试剂混合物和二元的阳性－阴性反应，建立一种水中亚硝酸盐快速点滴检验法。结果将1片含磺胺、N-（1-萘）乙二胺二盐酸盐和氯化钠的固体试剂混合物放在聚四氟乙烯模的点滴检验板上。加1滴30%盐酸和1滴水样于试剂片上。

Cervical mucus, semen consistency pilot test of time in the prediction of ovulation election period, a drop of glass on the first and fresh semen, cervical mucus and then take a drop of semen on the next, distance 2,3 mm, not to coverslip pressure to hand light light rock slide, so that two drops of liquid close to each other, under the microscope to observe sperm penetration capacity, such as the sperm can move through the mucus and to continue to run that sperm motility and cervical mucus of the characters are normal, mucus-free anti - sperm antibodies.

宫颈粘液、精液相合试验试验时间选在预测的排卵期，在玻璃片上先放一滴新鲜精液，然后取子宫颈粘液一滴放在精液的旁边，距离2、3mm，不要盖玻片加压，以手轻轻摇动玻片，使两滴液体互相接近，在显微镜下观察精子的穿透能力，如精子能穿过粘液并继续向前运行，表示精子活动力及宫颈粘液的性状都正常，粘液中无抗精子抗体。

The computational fluid dynamics method is used to simulate numerically the two phase flow of gas and liquid in a demister with corrugated baffle. The demisting efficiency and pressure drop under various droplet diameters, gas velocities and plate spacings are provided. The effects of main design parameters on the demisting efficiency and pressure drop are analyzed.

用计算流体力学方法对波纹板除雾器内的气液两相流动进行了数值模拟，计算得到了不同液滴直径、进气速度与叶片间距下除雾器的除雾效率和压降，并分析总结了各参数对除雾效率和压降的影响规律。

Having in view the lozenge arrangement of demisters and diversely shaped plates , the pressure drop and flow velocity in demisters were measured during many tests , while the demisting efficiency and the concentration of liquid droplets were calculated by the liquid balance method the effect of flow velocity and that of plate pitch on demisting efficiency as well as the influence of the number of demister stages on both the efficiency and pressure drop have been analyzed , herewith providing some referential .

针对除雾器的菱形布置方式和叶片的不同几何形状，通过大量实验测定了除雾器的压力降和速度，利用水平衡法计算了除雾效率和液滴浓度，分析了除雾器气流速度，叶片间距对除雾效率的影响及除雾器级数对除雾效率和压力降的影响，为该型除雾器的设计和制造提供了参考依据。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。