The battery case的意思|示意

Should extend the use of the emergency lights battery installed on the stairs, so that in the case of a loss of power to the people.

应该把使用电池的应急灯安装在楼梯间等地方，以便在断电的情况下为人们提供照明。

A circuit is connected with the at least one contact point and a switch located on outside of the battery case is electrically connected with the circuit.

电路连接与至少一个联络点，对电池盒外的一座开关电气与电路连接。

The former represents the most common use of smartphones (for my worst-case test of the iPhone 4, I had it play Web radio nonstop), while the latter taxes the battery more than anything else.

前者是智能机上最频繁的应用(我个人在iPhone4上最糟糕一次让它不间断地播放了网络电台)，后者则比其他任何程序都耗费电池。

Simply put the battery case inside the pocket of the vest and plug in the heating element.

只需把电池盒放在背心的口袋里，插上电热片即可。

The battery cover (12) is in detachable connection with the case (11), for covering a battery in the mobile phone.

前述电池盖(12)以可拆卸的方式与机壳(11)结合，用以覆盖移动电话内部的一电池。

The case contains a 1600mah battery that takes 4 hours to charge.

MiLi外挂电池有1600 mAh电量，充电时间为4小时。