键盘在使用时间长之后，经常会出现按键不灵的现象，其实有很多情况下都是因为灰尘积累过多造成的。笔者今天为大家介绍一下详细的维护步骤。 　　首先是拆卸键盘，键盘背面所能够看到的螺丝要用十字改锥全部卸下，注意，在键盘背面的不干胶铭牌下面还隐藏了一颗螺丝，你只有揭 After using the keyboard for a long time, often there is a key phenomenon is not working, in fact, there are many cases are caused by excessive accumulation of dust. Today I will introduce you to the detailed maintenance steps. The first is to disassemble the keyboard, the back of the keyboard can see the screws to be used to remove all the cross screwdriver, note that the adhesive label on the back of the keyboard also hidden under a screw, you only expose