求翻译：淋浴房安装注意事项浴室未装修前就要先设计淋浴房尺寸，预埋孔位，安装好供水系统和瓷砖，最好定做淋浴房。此外，淋浴房涉及用电，布线、漏电保护开关装置都应及早考虑，以免返工。是什么意思？

Notes bathroom shower installation must be designed not shower before fitting room size, embedded holes, installed water supply systems and tile, the best custom-made shower room. In addition, the shower room involving electricity, wiring, leakage protection switch device should be considered as ear

shower room installation notes bathroom design first before they could not fitting shower room size, pre-buried holes are properly installed water supply systems, and ceramic tiles, the best customized shower room. In addition, shower room, wiring, involving electricity leakage protection switch dev

Showers before the room installment matters needing attention bathroom repair not to have to design first showers the room size, buries the hole position in advance, installs the good water supply system and the ceramic tile, the best custom make showers the room.In addition, showers the room to inv

Shower installation Note bathroom shower booth is not before the decoration must be the design size, embedded holes, installed water supply systems and tiles, make the product the best shower room. In addition, the shower room involving electricity, cabling, leakage protection switch devices should

Shower installation Note bathroom shower booth is not before the decoration must be the design size, embedded holes, installed water supply systems and tiles, make the product the best shower room. In addition, the shower room involving electricity, cabling, leakage protection switch devices should