键盘在使用时间长之后，经常会出现按键不灵的现象，这是因为灰尘积累过多造成的，但我们往往没有自己动手去修理，而情愿去从新购买一只新的键盘，其实这完全是没有必要的，在修理过程中只要做到胆大心细，是完全能够自己解决。 首先把键盘背面的螺丝用十字改锥全部卸下，注意 After the keyboard is used for a long time, often the phenomenon of ineffective keys, it is because the accumulation of dust caused by too much, but we often do not have to do it yourself, but willing to re-purchase a new keyboard, in fact, this is completely Not necessary, as long as the courage to do the repair process, is completely able to solve their own. First of all the screws on the back of the keyboard with a cross screwdriver all removed, pay attention