地球自然物质系统
physical system of the earth
孤立的均匀物质系统
The isolated homogeneous system
经济系统物质流分析EW-MFA
economy-wide material flow analysis EW-MFA
抗寒物质系统
Cold-hardiness subs-tance system
药效物质系统
prescription pharmacodynamic material system
4MW生物质气化发电系统
4MW biomass integrated gasification power generati
C-12多肿瘤标志物蛋白质芯片检测系统
C-12 multiple tumor marker protein chip detective
显微镜物质分析系统
Material analyzing system by microscope
计算机系统漏洞
computer system vulnerability