Once you've developed a sound service motion, it's important that you toss the ball into the same spot each and every time.
一旦你形成了良好的发球姿势，那么要做到每一次都将球抛到相同的位置，这一点非常关键。
England may have had more purpose and speed but they were unable to command the ball and the wingers would have been disappointed with the service to them.
英格兰队可能有更多的企图和速度，但他们无法控制住球。而两个边锋则会为他们得到的支持而失望。
Heavy Duty trunnion - The ball trunnions are designed for demanding applications requiring long service life, with a reduction in maintenance time and costs.
重型耳轴，球耳轴是苛刻的要求，使用寿命长的应用而设计，以期在维护时间和成本的降低。
The ball trunnions are designed for demanding applications requiring long service life, with a reduction in maintenance time and costs.
重型耳轴，球耳轴是苛刻的要求，使用寿命长的应用而设计，以期在维护时间和成本的降低。
Variation and failure of the grinding ball of high chromium white cast iron during production and service are mainly caused by the internal stress.
内应力是造成高铬白口铸铁磨球在生产和服役过程中出现变异和失效的主要原因。
The service life of the fiber ball filter is related to the operating environment, including water temperature, pH value and daily water treatment.
纤维球滤料的使用寿命与运行环境有关，包括水的温度，酸碱性以及每天的处理水量。
Therefore, if we want to extend the service life of fiber ball filter, we need to consider the operation environment of the fiber ball carefully.
故，如果希望延长纤维球滤料的使用寿命，则需要慎重考虑纤维球运行环境。
The products are included metal seated Vulcan Power Valve, General Severe Service Series metal and ceramic seated Ball Valves and Signature Series metal and ceramic seated Ball Valves.
产品包括金属座铁匠电站阀门，金属座陶瓷座全能系列球阀，金属座陶瓷座超凡系列球阀。
Use and repair of ceramic ball heat exchange technique and water cooled cupola with long service life as well as heat energy comprehensive use have been summarized and explored.
就我国首例使用陶瓷球换热技术及水冷长炉龄冲天炉的使用维修和冲天炉的热能综合利用进行了总结和探讨。
Note that when Uerkwitz looked into his crystal ball, he saw neither a car nor a streaming TV service.
值得一提的是，乌尔科维兹预测未来时，没有提到苹果的汽车或是电视流媒体服务。
Golf tournament refers to the competition where golf player hits the ball into the hole at putting green, starting from hitting at service court.
高尔夫球比赛是指球手从发球区击球开始，直到球在果岭被击入球洞为止的竞赛。
However, we have found no evidence of such a phenomenon in ball mills, and instead the observed behaviour is attributed to high stress abrasion in the service environment.
但是，我们发现，没有证据显示，这种现象在球磨机，而不是观察到的行为，是由于高应力磨损，在服务环境。
The implement of the new rules of big ball, 11-score and non-sheltered service has brought a worldwide influence for table tennis.
大球，11分赛制，以及无遮挡发球等新规则的实施，为乒乓球运动带来了世界性影响。
Generously dimensioned ball or roller bearings, case hardened forged and ground gears, and internally and externally reinforced gearboxes ensure a long, low maintenance service life.
大尺寸滚珠或滚子轴承，表面硬化伪造和地面齿轮，齿轮箱内部和外部强化确保长，维护成本低使用寿命。
Through the experiment, it shows that the ball will be thrown higher, the flying are will longer and higher when service.
实验结果表明：发球时，球抛得越高，飞行弧线会越高、越长。
The service ball landing point is very important in badminton doubles.
在羽毛球双打比赛中发球点有相当重要的位置。
NIBCO ball valves are designed and manufactured to give maximum performance on recommended service at the lowest possible initial and upkeep cost.
美国尼必可设计和制造的球阀在所推荐的应用领域，以最可能低的初始购置成本和维护保养费用，提供最大的使用性能。
Porduct: Solenoid Valve, Expansion Valve, Ball Valve, Service Valve, Drain Pump.
主营产品：电磁阀，膨胀阀，球阀，截止阀，排水泵。
Besides, athletes' service, receiving, attacks near the net and fish dives to save the ball all are full of poetic charms.
此外，运动员的发球、接发球、网前对攻、飞身鱼跃救球等都充满了诗情画意。
Many NIBCO ball valves are available for oxygen service.
许多美国尼伯科球阀都可用于氧气应用。
The service ball landing point is the key skill in serving the ball in doubles.
而发球落点的变化性是高水平双打选手发球技术的重要标志。
Primary investigation based on the applications of liners of different material qualities has showed that, the ball mill liners made from high chrome cast-iron exhibits longer service life.
通过多种不同材质衬板的工业使用，初步探明了用高铬铸铁制造的球磨机衬板，使用寿命较长。
White cast irons perform much less favourably in industrial service environments such as ball mills than would be predicted by standard laboratory abrasion tests.
白口铸铁演出少得多，毫不逊色于工业服务环境，如球磨机可能会比预测的，由标准实验室磨损试验。
Return of service belongs to the passive technique, comparing to serving the ball, in which active power is completely grasped in one's hand from the beginning of the game.
网球的接发球与比赛一开始主动权完全掌握在自己手中的发球相比较，是属于被动的技术。
This segmented V-notched ball also provides excellent rangeability and an unobstructed flow passage which makes it ideal for this type of service.
这种分割V型缺口球也提供了良好的可调范围和流道通畅性，这使得它非常适合于这种类型的应用。
For example, in the alkaline environment, change of fiber ball filter service life will be shortened;
例如，在碱性环境下，改性纤维球滤料的使用寿命会大大缩短；
The network bonding point is firm, but is not slip. The ball shaped plastic avoids the network contacting floor directly, and reduces abrasion, further prolonging the net service life.
网络结点坚固，不滑移，球状塑料避免了网络直接触及地面，减少磨损，延长网络使用寿命。
Main features: ball bearing, flexible switch, no noise, long service.
主要特点：滚珠轴承，开关灵活，无噪音，寿命长。
Main features: ball bearing, flexible switch, no noise, long service.
主要特点：滚珠轴承，开关灵活，无噪音，寿命长。
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