前言 1997年3月间在广东肇庆市召开“全国真空镀膜技术经验交流会”,作者曾应邀在会上做了关于“真空镀膜机的真空系统计算”的报告,会后有些与会代表要求将报告内容印发。考虑到真空系统计算的问题有其重要意义,通过计算使我们能够更好地掌握系统的性能,合理地选用器材,使设备 Preface In March 1997 in Zhaoqing City, Guangdong Province held a “national experience in the vacuum coating technology exchange meeting,” the author was invited to do at the meeting on the “vacuum coating machine vacuum system,” the report, after the meeting, some delegates requested the report Content printed. Taking into account the calculation of the vacuum system has its significance, through the calculation so that we can better grasp the performance of the system, the rational use of equipment, the equipment