求翻译：为了彻底清除各个部位的积碳，就必须采用科学有效的清除方法—— 免拆清洗。免拆清洗最大的特点是能在不拆卸原有零部件的情况下对喷油嘴、气门、活塞顶部及燃烧室等部位的积碳进行逐层清洗，清洗下来的积碳不会成块掉进汽缸内而加剧汽缸的磨损，而是成微粒状通过尾气排出。同时不会损坏氧传感器及堵塞三元催化转换器。这也是此种清洗方式的精髓及与传统清洗方法区别的本质所在。是什么意思？

In order to completely remove all parts of the carbon deposition, it must be scientific and effective clearance - demolition cleaning. Demolition cleaning the biggest feature is the cleaning without disassembly of the original parts, nozzle, valve, piston top and combustion chamber and other parts o