检查液压油缸的动作与密封，需要时更换密封件。
Check hydraulic cylinder operation and seal, replace seal if necessary.
当你拥有一个家时，里面的东西，迟早会打破或需要更换。
When you own a home, something is bound to break or need replacing.
当有一个更好的选择，也许可以保持职业但是需要更换工作时，一些女性彻底换了行。
Some women have made complete career changes when a better alternative may have been to keep the career but change the job.
如果生产流程中使用的一台机器的寿命有很多年，那么它的价值将随着时间消耗，并需要在使用年限到期时更换。
A machine with a productive life of many years that is used in the production process wears out over time and at the end of its lifetime needs to be replaced.
解决这种问题，简单时进行升级就可以，复杂时则需要更换硬件。
The fix may be as simple as an upgrade or as complex as replacing the hardware.
特殊的保养计划需要平衡提前更换备件的费用和一旦发生故障时的维修费用。
The specific plan needs to balance the cost ofprematurely replacing a part against the cost of its failure in service.
本有限质量保证(包括所需要的完整信息)应该在本热水器需要更换维修时提交给工厂授权的代表。
This limited warranty (completed with Information required) should be presented to the factory-authorized representative at the time service replacement of the water heater is required.
在旅行时恼于常常需要在阅读和欣赏风景时频繁更换眼镜，富兰克林把他的阅读用眼镜切了一半，并把它和远视眼眼镜想融合。
Annoyed at having to constantly switch glasses whenever he wanted to read or take in the sights while traveling, Franklin had his reading glasses cut in half and fused with his distance glasses.
当它们成长时。它们需要更换硬壳若干次。
They need to change their hard shells a few times as they grow.
调换规格——更换灌装规格时，只需要简单调整，轻松搞定。
Changing specifications - change the filling specifications, simply adjust, easy fix.
如果你的卫生棉条8小时后仍是不饱和以及难以拽出，尽量更换能满足需要的吸水性最轻的尺码。
If after 8 hours your tampon still isn't saturated and isn't easy to remove, try a lighter absorbency next time.
车辆发动机每年在换季时都需要更换不同牌号的机油。
The engine oils of different trademark need to be changed in the new season of every year.
在备份到硬盘时不需要磁带更换人。
A tape changer is not required when backing up to a hard disk.
当断开邻近的管道进行维修或更换时，可能需要堵塞这个端口的流体。
Flow can be blocked at this port while adjacent piping is disconnected for repair or alteration.
双滑座机床保证了工件在模具的中心位置，在更换新产品时上料系统不再需要重新定位。
The two slide machine guarantees that the part is always in the centre positioning of loading system is necessary after change-over to a new part.
本实用新型能够实现在硬币变换时不需要更换其它装置，实现了对不同直径的系列成卷硬币规范化快速封口。
The utility model does not need to replace other devices when the COINS are transformed. The coin sealing device can quickly seal the coiling COINS with different diameters by a standard mode.
这样，当气缸仅需要部分维修时，就不必更换全部活塞。
Thus, it is not necessary to replace all pistons when only part of the cylinders require service.
建议使用晶圆风格改装聚结器，因为它们的前两节可以在需要时进行更换。
Facet recommends using their wafer style repack coalescers since they allow the first two sections to be replaced when required.
装饰缝时，针幅宽度可按实际需要任意更换。
When sewing the decoration, we can change the needle gauge anytime according to the actual need.
但是，由于颚式破碎机工作时受到矿石的强烈撞击和磨损，磨损仍然非常严重，几天就需要更换新的颚板。
But the jaw plate must be replaced frequently because the abrasion is severe for intense impact and attrition wear from ores.
术后1年复查时，实验组未出现敏感病例，而对照组6颗患牙出现中度敏感，需要更换修复体。
In postoperative sensitivity: the experimental group had no sensitive cases after 1 year, while the control group had 6 teeth with moderate sensitivity which needed to change the restoration.
更换维修搅拌装置中的机械密封时不再需要象以往那样拆卸吊离减速机和机架。
A reducer and the stander do not need to be dismounted and lifted like the previous processes in the replacement and the maintenance of the mechanical seals in the stirring device.
需要更换螺丝杆刀头时，只要轻轻向后拉动卡环，调转螺丝杆再放开卡环即可。
When the driver bit of the screw rod needs to be replaced, as long as the clip ring is gently pulled downward. The screw rod is turned and the clip ring is released.
瑕疵品放到一边，待处理。手边大量备至一些备件，这样有零件发生故障时可以立即更换而不需要停工。
Faulty products are put to one side to be dealt with later, and a large stock of spares is kept on hand so faulty components can be replaced immediately without causing hold-ups.
在需要时清洗过滤器并在过滤器被污染或损坏的时候进行更换。
Clean the filter as necessary Replace the filter if it is soiled or damaged.
比赛开始时及比赛过程中运动员需要更换球拍时，必须向对方和裁判员展示他将要使用的球拍，并允许他们检查。
At the start of a match and whenever he changes his racket during a match a player shall show his opponent and the umpire the racket he is about to use and shall allow them to examinate it.
这些数字在我们需要修理或者是更换零件等售后服务时非常有用。
These Numbers are quite useful for us especially when after service is necessary, such as repair work or replace components.
这些数字在我们需要修理或者是更换零件等售后服务时非常有用。
These Numbers are quite useful for us especially when after service is necessary, such as repair work or replace components.
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