怎样才能做到既保证照片质量,又延长显影液的使用寿命呢?我们就此问题对X—380自显机进行了小循环尝试。所谓小循环,就是将补充液分多次进行循环。每次用5升,第一次的回收液作为第二次的补充液,如 How can we achieve both the quality of the photo and the service life of the developing solution? We made a small cycle attempt on the X-380 from the perspective of this problem. The so-called small cycle, is to re-fill liquid multiple times to cycle. Each time with 5 liters, the first recovery solution as the second replenishment, such as