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1·The landing collar comprises housing, ball seat and latch.

由外壳、锁紧座和球座等组成。

2·The sealing sections of non-return valve ball seat were separated, material was changed into zirconium oxide ceramic, 0.

通过分离单向阀球座密封段，材料改为氧化锆陶瓷，密封段流道直径增加0。

3·The flared end is then drawn up by the tube nut so the inside surface is tightly secured against the ball seat of the fitting.

接着通过管道螺母将扩口端拔出使其内部表面与管件球座紧密结合。

4·The position of the ball seat and key flats must be noted on stock list when not in standard position on oblong and rectangular punches and buttons.

当卵形，矩形的冲头及入子异国在标准的位置时，球锁的位置及扁平键应该标在料表清单上。

5·A throwing part comprises a ball seat, a front push rod, a back push rod, a drive rod, a connecting rod, an actuating cylinder, a support frame, etc.

投掷部分的组成中包括球托、前推杆、后推杆、驱动杆、连杆、驱动气缸、支架等。

6·The clutch is composed of a clutch body, a support bearing of the body, a steel ball seat, a steel ball, a guide column, a spring and an adjusting screw.

该离合器由离合器本体、本体支承轴承、钢珠座、钢珠、导柱、弹簧和调整螺钉组成。

7·Both used advanced seat port activation design along with proprietary anti-erosion coating to achieve a 100% success rate for ball launch, ball seat and sleeve shift.

该工艺采用先进的阀座端口激活设计和专门的抗侵蚀涂层确保小球的发射和移动成功率达到100%。

8·These spurs, worn on airplanes, strapped over boot heels and were each attached to a ball connected to a cable beneath the plane seat.

这些“马刺”是在飞机上使用的，它可以捆住鞋后跟，系在与飞机座椅下方一根缆线相连的球上。

9·Then install valve upside down for fluid to lift ball into seat.

然后倒置安装阀门，使得流体将球提升到阀座上。

10·Gravity ball check valves are converted to vent valves by replacing the standard ball with a floater ball and inverting the valve at installation-with seat up.

重力球形止回阀可以变为通风阀，只需用漂浮球体更换标准球体，然后在安装时将阀门倒置，使其阀座向上即可。