这架名为“智能1号”的探测飞船的撞月速度为每秒2公里。按照此速度，这次撞击预计会在月球表面留下一个直径3米、深10米的坑，而且会在月面激起几公里高的尘埃。
Hitting at 2 kilometers per second, the impact of the SMART-1 spacecraft was expected to leave a 3-meter-by-10-meter crater and send dust kilometers above the surface.
当喷嘴间距一定时，轴线撞击面驻点偏移量随气速比和喷嘴直径的增大而增大。
When the distance of two nozzles was fixed, the offset of impinging stagnation point on the axis increased with the ratio of velocity and the nozzle diameter.
鉴于此，采用面阵CCD对钻杆受磨损部位的直径进行非接触式测量。
Therefore area array CCD is adopted for the non-contact measurement of the diameter of the abrading section of the drill pipe.
在此基础上，研究了轴流压缩机叶栅内不同直径粒子在叶片压力面和吸力面的沉积规律；
Then the deposition characteristic of different particle diameters in the blade cascade of the axial compressor was obtained.
并根据加工过程中的进给步距和不同波长面形误差的特征分析了研抛盘直径的合理取值范围。
Based on feeding pace and error component of various wavelength, reasonable diameter of abrasive disk is analyzed.
谢尔顿—要知道，意大利家庭主妇们有一个“大拇指守则”，一把直径大约一英寸的干意大利面煮熟以后体积会翻倍，就足够一个人的分量了。
Sheldon - You know, Italian housewives have a rule of thumb. A handful of dry pasta about an inch in diameter is sufficient for each person as it doubles in volume when cooked.
仿石毛面砖的铺贴与防污染、大直径圆柱用大理石饰面与勒脚，是本工程装饰的重点。
This decoration work is characterized by rough granolithic pavement, pollution prevention, marble finishing for big diameter round column and plinth.
刀具直径大，切割速度高，加工面质量好。
Large diameter of milling knives, high speed milling, good quality milling profile surface.
基于FLAC3D数值分析软件，探讨了大直径长桩的数值模拟方法，分析了桩土间接触面参数对数值计算结果的影响。
The numerical simulation method based on software FLAC3D for the large-diameter long pile is discussed, and the influences of parameters of soil-pile interface on the numerical results are analyzed.
建立制备动物口腔粘膜溃疡模型，从溃面直径和愈合期两个方面考察药物的疗效。
Animal model of oral ulcer was constructed to determine the curative effect of the pellicle with the diameter of ulcer area and healing time.
两星的起始距离约为月面直径，走过这段距离所用的时间约为5秒，做加速直线运动。
The distance between the two stars before the first one moved is about the same as the diameter of the moon. It took the first star about five seconds to move through this distance.
根据实例计算结果，讨论了砂轮直径及安装角度对磨削齿面干涉的影响。
According to the computing result of the example, the influence of diameter and erection Angle of grinding wheel...
机器的 推进器包含了大直径慢速转动的 螺旋桨，而且推进水流由喷嘴送出，以避面剧烈搅动扰乱了结块的淤泥。
The thruster contained a large-diameter, slowly rotating blade with nozzles that diffused the propulsive flow, minimizing the churning that would otherwise disturb the caked silt.
与新用车轮踏面相比，测试得到的磨耗后车轮踏面在其名义直径位置凹陷区域附近容易形成踏面两点接触。
Compared to the new wheel tread, the worn tread is easy to form two-point contact nearby the depression area of the nominal diameter position of wheel tread.
从点电荷的电势计算公式出发推导出了瓣形均匀带电面在其直径处的电势分布。
The potential profile on the diametral line on uniformly charged petal-like plane is deduced by means of potential formula of point charges.
如果密炼机的轴滑动面磨损，可用金属喷镀方法修补，然后再磨光至原直径尺寸。
If the axis sliding surface wears, available metal spraying method patching, then regrinds the light to the original diameter size.
车轮踏面磨耗导致车轮外形改变，使其滚动圆直径产生偏差，对车辆系统的动力学特性影响较大。
Wheel tread wear leads to change of the wheel profile and rolling diameter, which influences the dynamic behaviors of railway vehicles seriously.
根据实例计算结果，讨论了砂轮直径及安装角度对磨削齿面干涉的影响。
According to the computing result of the example, the influence of diameter and erection Angle of grinding wheel upon the cutter interference is discussed.
这面由玻璃钢制作的大风扇由三片巨大的螺旋桨叶组成，每扇桨叶都像一面巨大的帆板，桨叶重5.6吨，整个大风扇的扇面直径达70米。
This fibreglass fan made up of three giant blades, each blade looking like a giant windsurfer and weighing 5.6 tons, the diameter of the entire fan reaching 70 metres.
对脉动流化床内换热面与床层的传热特性进行了试验研究，试验中观察到的脉动床最大传热速率比普通流化床的传热速率提高15%左右，对于较大直径的颗粒，脉动流化床的传热效果更突出；
The results show that the heat transfer rate in a pulsed fluidized bed is 15%greater than that in a normal fluidized bed. The bigger the particles, the higher the heat transfer efficiency.
可是当它的“目标入侵者”——艾滋病病毒出现时，它又变回液态：一方面，它像一张渔网，能拦截直径为100纳米的病毒；
But when it's "goal of the invaders" - when the AIDS virus, it turned back into a liquid: on the one hand, it was like a fishing net to intercept a diameter of 100 nm virus;
结果：各剂量复方奥硝唑大黄口腔膜均能不同程度减小溃疡面直径。
Results: Various doses of compound ornidazole-rhubarb buccal film significantly shrank the ulcer areas at different degrees.
结果：各剂量复方奥硝唑大黄口腔膜均能不同程度减小溃疡面直径。
Results: Various doses of compound ornidazole-rhubarb buccal film significantly shrank the ulcer areas at different degrees.
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