灯具开关、插座安装牢固，无损伤变形等。

Light switches, sockets should be fixed without damage and deforming.

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因此，为了便于更换，系统中那些规格变化较快的部件——RAM、CPU和图形设备——往往依然安装在插座或插槽上。

Therefore, in order to facilitate the replacement of the system specification changes in those parts faster - RAM, CPU and graphics equipment - often still installed in the socket or slot.

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日本的建筑商们一般都在厕盘的后面安装电源插座，这已经成为一种固定习惯。

Japanese builders have been persuaded to install them behind the bowls as a matter of routine.

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