1目的(1)根据CTX线管的老化程度,判断其剩余的使用寿命,以便适当提前准备备用管,避免管子的长期积压或耽误使用;(2)由于CTX线管属于消耗品且价格昂贵,利润不菲,因此市场上种类繁多,一种机型往往有来自多个厂家的CTX线管可用,也有旧管和所谓的“翻新管”。面对复杂的市场,作为用 1 Purpose (1) According to the aging degree of CTX tube, judge its remaining service life, in order to properly prepare spare tube in advance, to avoid long-term backlog of tube or delay use; (2) Since CTX tube belongs to consumables and is expensive, Profitable, so a wide variety of markets, a model often available from multiple manufacturers of CTX line available, there are also the old tube and the so-called “refurbished tube.” In the face of complex markets, as used