数据基于其键放入缓存及从中检索。

Data is put into and retrieved from the cache based on its key.

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行程上下限均附安全距离设定，紧急停止键，程序力量及伸长设定，试件破坏感测。

Stroke protection, Force and Elongation protection, Emergency stop device, Sensing device when specimen is destroyed.

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新增、移除及管理主索引键和外部索引键。

Add, remove, and manipulate primary keys and foreign keys.

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新增、移除及管理主索引键和外部索引键。

Add, remove, and manipulate primary keys and foreign keys.

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