随着彩电功能的增多,其电路图也越来越复杂。虽然书店里有众多图册,但选购一本(套)令人满意的却十分不易。 首先,多数图册都号称“大全”,却又都不全。对于已经有了“大全”的人,也不愿意为补充几幅新的图纸而再购新的“大全”。 With the increase of color TV function, the circuit diagram is more and more complicated. Although there are many bookstores in the bookstore, but the purchase of a (set) satisfactory but it is not easy. First of all, most of the albums are known as “Daquan”, but they are incomplete. For those who already have “Daquan,” they are reluctant to buy a new “Daquan” for supplementing several new drawings.