优质优价
high quality and favorable price
higher quality and higher price
地质专业航空摄影
aerophotography of geology
中国地质学会工程地质专业委员会
engineering geology commission
china geological socity
Commission of Engineering Geology
Chinese Society of Geology
产业专业化动态外部
MAR specialization economies
林业专业合作社
forestry specialty co-operative organization
农业专业合作社
Agricultural cooperatives
农业专业化
agricultural specialization
农业专业实验室
laboratory for student majoring in agriculture
agricultural specialized laboratories
商业专业系统
business professional system
BPS
45#优质碳素钢
High quality 45 # carbon steel
安全优质传输
safe and high qualified transmission