雇主应该依照现行的建档方式来处理这一类的延期事项。
Employers should follow the documentation procedures they currently use for an extension of this sort.
利用挟持块锁固较目前现行锁固方式更为紧固。
The locking block mechanism clamping better than now screw clamp mechanism.
利用挟持块锁固较目前现行锁固方式更为紧固。
The locking block mechanism clamping better than now screw clamp mechanism.
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