目前,国内外各种汽车仪表已由组合式逐步代替了过去的分立式,使汽车仪表盘显得整洁、美观,带有一定的艺术性.但也随之带来一个实际问题,即在使用中,经常出现某一个仪表损坏需及时更换的情况,这时若整体更换,价格昂贵,增大了汽车的开支,实在可惜(因没损坏的仪表还能工作),而若单独购买损坏的仪 At present, all kinds of automobile instruments at home and abroad have been gradually replaced by the combination of the past discrete, the car dashboard looks clean, beautiful, with a certain degree of art, but it also brings a practical problem, that is, in use , It often happens that a certain instrument is damaged and needs to be replaced in time. In this case, it is a pity (for the instrument without damage to work) if the overall replacement and the price are expensive and the expenditure on the automobile is increased. If a damaged instrument