怎么理解cjb的意思

1、cjb，多功能模块。

2、例句：This method connects the endurance vibration with the actual service environment of the air-to-air missile, and it is more reliable compared with the test conditions provided by CJB 150. 此方法将耐久振动与空空导弹的实际使用环境相关联，与CJB150给出的试验条件相比，具有较好的可信性。