The Declaration elaborates on principles first enumerated by the General Assembly in 1962.宣言详细阐明了大会于一九六二年首次列举的原则.Finally, the paper elaborates conduct mechanism of fictitious economy and material economy.最后, 分析虚拟经济与实体经济的...
Gravel strata is a kind of typical instable layer in drilling engineering.卵砾石地层是钻探工程中常见的一种典型的不稳定地层.The instable voltage of grid shortens the service life of street lamps.电网供电电压不稳定,致使路灯的使用寿命缩短.Our budget shrunk because of...