section a-a a-a  剖面

emergency lighting system in a fire accident  火灾应急照明

power system in a nuclear fusion equipment  核聚变装置

power system in a vehicle  车用电源

system in a package  系统级封装

system-in-a-package  系统级封装

A-A-A conjugation structure  A-A-A型共轭结构

S-A(A-A) missile  地空导弹

A.A.A.  美国汽车协会

a11-round responsibility system;1ump-sum appropriations operation  大包干

Administrative negative behaviors Authority and responsibility system  钙黏蛋白

Assets Management Responsibility System  资产经营责任制

assets operation responsibility system  资产经营责任制

chief responsibility system  首席负责制

community in responsibility  责任共同体

Contract responsibility system with remuneration linked  家庭联产承包责任制

Economic Responsibility System  经济责任制

Engineering Project Responsibility System  工程项目建设负责制

Enterprise contract management responsibility system  企业承包责任制