Effects of various parameters of spherical cycloid and ball diameter on the self-lock performance of the mechanism are analyzed in detail.
分析球面摆线各参数、钢球直径等对传动机构自锁性能的影响。
The present invention has advantages of well-distributed moisture within raw cement balls, even ball diameter, moderate strength and low damage percentage.
本发明的优点是：水泥生料料球水分分布均匀、粒度均齐、强度适中、破损率低。
Impact work of grinding ball depends on the diameter and revolutions of mill, the release Angle, diameter and materials of balls.
磨球的冲击功与球磨机直径、转速、脱离角、磨球直径和材质有关。
Design calculating method of grooved raceway diameter of angular contact ball boring is introduced, and the related calculating formula is given.
介绍了角接触球轴承沟道直径的设计计算方法，并给出了相关的计算式。
Self-aligning ball bearings of the mean diameter range are also available with seals (Figure 1.6) and a for-life grease fill.
平均直径变动的调心球承也可带密封（图1.6）和一个终身油脂填充。
Aerospace - airframe ball bearings, double - row, self - aligning, diameter series 2 - metric series.
航空航天。飞机结构用直径系列2的自位双列球轴承。米制系列。
External plastic or rubber material, laundry ball of about 5 centimeters in diameter.
外部是塑料或是橡胶材质，洗衣球直径约5厘米左右。
Ball valve fully open, the flow resistance is very small, almost zero, so the ball valve diameter is widely used in petroleum and natural gas pipelines because the pipeline cleaning easy.
球阀在完全开启时，流阻很小，几乎等于零，因此等径球阀广泛应用于石油天然气管线中，因为容易清扫管线。
Drying pressure ball machine pressed briquette diameter 40mm-50mm, heap oblate spherical high porosity, good ventilation.
烘干压球机压出的煤球直径为40 mm - 50 mm的扁圆球形、堆集孔隙率大，透风性好。
A game in which two opposing teams attempt to push a heavy ball, 6 feet (1.8 meters) in diameter, across a goal.
推球一种游戏，对阵双方试图把一个直径为6英尺(1。8米)的重球推到终点。
Usually with the ball in the upper and lower shaft with bearings, operating torque, suitable for high pressure and large diameter valves.
通常在与球体的上、下轴上装有轴承，操作扭距小，适用于高压和大口径的阀门。
Bearings, airframe rolling - rigid single row ball bearings in steel, cadmium plated - diameter series 0 and 2. reduced clearance category - dimensions and loads.
机体轴承。镀镉钢的刚性单列滚珠轴承。0号和2号直径系列。小游隙类。尺寸和负荷。
The relationship between the average diameter of mill balls and the average grain size of grinding materials in ball mill is analyzed.
介绍研磨体级配的平均球径与研磨物料平均粒径的关系。
The present study offers theoretical support for the preload and engineering application of wire race ball bearings with large diameter.
研究结果为大型钢丝滚道球轴承的预紧研究和工程应用提供了理论指导。
On a few metal hardness instruments, major equipment is on a different angle conical diamond indenter or different diameter ball pressure on the first loading of the metal to Surface make indentation.
介绍几个关于金属材料硬度仪器的研制，仪器主要是依靠不同角度的角锥金刚石压头或者不同直径的钢球压头依靠加卸载力来对金属表面做出压痕。
Small diameter cone bit positioning deflection by wire-line coring with steel ball supporting was used to solve the problem economically.
采用绳索取心钢球支撑小径锥面钻头定位偏斜技术对事故进行处理，经济有效。
The results show that the system is stable and the data gained by this system are accurate, which can meet the measuring demand of the large diameter full welding of the ball-valve.
结果表明，该系统稳定可靠，所测量出来的数据准确，可以满足大直径全焊接阀体球阀焊接过程的检测要求。
Full bore pipeline ball valves the channel diameter and the same diameter, only a small fluid resistance, but also easy to clean pipes.
全通径球阀的通道内径与管线内径一致，不但流体阻力小，也便于管道清理。
Shanghai ball valve manufacturers to meet the different needs of customers, with reduced diameter and two series of full bore ball valve.
上海球阀生产厂家为满足客户的不同需求，设有缩径全通径及两大系列球阀。
Ball has good thermal insulation cold insulation properties, the valve diameter the diameter line pipe in the same time reduce medium heat loss.
保温球阀具有良好的保温保冷特性，且阀门的通径与管径一致，同时又能有效降低管路中介质热量损失。
Ball has good thermal insulation cold insulation properties, and the valve diameter and the diameter line pipe in the same time reduce medium heat loss.
保温球阀具有良好的保温保冷特性，且阀门的通径与管径一致，同时又能有效降低管路中介质热量损失。
The paper made an introduction of ball through and process of bockage solution for small-diameter pipeline, and explanation of blockage in horizontal pipeline.
介绍了小管径管道通球时卡球和解卡过程，还对水平管卡球原因进行了分析。
Then out of the steering of the design strength check, mainly steel ball and the raceway contact stress, bending stress and tooth fan rocker shaft diameter determined.
然后对设计出 来的转向器进行强度校核，主要是钢珠与滚道的接触应力、齿扇的弯曲应力和摇 臂轴直径的确定。
However, the diameter of the filling groove (34) is smaller than the diameter (d) of the ball, thereby the ball (25) does not fall off.
然而，填充槽(34)比滚珠直径(D)略小，使得滚珠(25)不会脱落。
KMC production of fully welded ball valve diameter DN15-DN1500, the use of advanced design and manufacture of high quality standard ball.
KMC全焊接球阀的生产口径DN15 -DN1500，利用先进的设计制造出高品质的标准化球阀。
How many ball bearings, each one inch in diameter, can fit inside a 747 aircraft?
一架747飞机内可以装多少个直径一英寸的滚珠轴承？
It's suitable for the small caliber valve nominal diameter: airproof test and strength test of DN15/100 flange type, through-type gate valve, cut-off valve and ball valve etc.
适用于小口径阀门通径：DN15/100法兰式、直通式闸阀，截止阀，球阀等阀门的密封测试和强度测试。
Full diameter structure of ball valve ensures the conformity of inside diameter of passage and pipeline, with the fluid resistance minimized and easy for cleaning pipeline.
全通径结构保证通道内径与管线内径一致，不但使流体阻力最小，也便于清洁通道。
For example, the general diameter of the solenoid valve 25, the flow coefficient of the electric 15-caliber ball valve is much smaller.
比如一般25口径的电磁阀门流通系数比15口径的电动球阀小很多。
The diameter of ball-little-spindle and diameter high-accuracy batch measurement are difficult problem in the work.
球小轴球径的高精度批量测量一直是计量工作中一道难题。
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