发布时间:2025-01-18 13:49:42
美诺心提醒您,亚克力发光字安装时要注意以下几点:
1、线是否接牢固;
2、变压器离LED灯的距离不能太远(一般在10米之内)否则会影响灯的亮度;
3、一定要做好变压器的防水措施(一般都放在配电箱里面)
求上海获得1983年全运会男足冠军那支队伍的成员名单教练运动员
2025-01-18 13:49:42星星幼儿园买来14套桌椅共花1162元已知每张桌子比每把椅子贵7元每张桌子多少元
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