在48人的研究中，医生使用喷有药物的球囊。在球囊展开时这些药物将直接挤入动脉壁。
Doctors used balloons sprayed with the drug to press the medicine directly against the artery walls of 48 patients as the device was expanded.
比赛者在比赛中是不能使用球车的，如果球员违反了这个规定，应该怎么处罚？
A condition of a competition prohibits the use of golf carts. If a player infringes this condition, what is the penalty?
对于最高的速度，混合的举止用陶瓷的球在使用中。
For highest speeds, hybrid bearings with ceramic balls are in use.
通过球磨机磨球的实际使用情况，从化学成分、金相组织及热处理等方面论证了新型贝氏体磨球在实际应用中的可靠性和优越性。
Through the usage of the balls of ball-mill the reliability and superiority of the new pattern Bainite balls in respects of chemical components, microstructure, heat treatment have been proved.
文章介绍了限矩型钢球联轴器的结构原理，阐述了限矩型钢球联轴器在玻璃机械上的应用效果以及使用中的注意事项。
This paper introduced the structure principles of moment limiting steel ball coupling. It also interprets the application effects and Cautions of the coupling.
球铁经常使用在高温、低温循环的环境中，它的热疲劳性能被认为是最重要的性能之一。
The ductile iron is often used in high and low cyclic temperatures condition, its thermal fatigue property is regarded as one of the importantest material properties.
该方案具有一定的实用性和使用上的方便性，并成功地应用在蓝球比赛和知识竞赛比赛中。
This plan is practical and convenient to a successful application in basketball match and knowledge competition.
对鸡球虫病治疗时用药要合理，选择合适的药物轮换、穿梭使用，并注意抗球虫药物在鸡可食用组织中的残留问题。
Good drugs should be choiced and used reasonably and scientifically. At the same time the residues of coccidiostats in animal edible tissues should be paid attention to.
使用环境扫描电镜对膨润土在生球中的作用行为进行了研究。
Then the relation of physicochemical properties and quality of green pellet was studied. The behavior of bentonite in green pellet was detected with ESEM.
不能计算原始球的成绩，因为那个球已经不再是使用中球。
The score with the original ball could not count because that ball was no longer the ball in play.
当a的球停在界外时就不再是使用中球了。
As ball was no longer the ball in play when it came to rest out of bounds.
按照规则20 - 4，当球被放回原处时，就成为了使用中球，不管用来标记球位的物体是否被移动。
Under Rule 20-4, a all is in play when it is replaced, whether or not the object used to mark its position has been removed.
按照规则20 - 4，当球被放回原处时，就成为了使用中球，不管用来标记球位的物体是否被移动。
Under Rule 20-4, a all is in play when it is replaced, whether or not the object used to mark its position has been removed.
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