Many environmental treaties are framework agreements providing general structures and guidelines, rather than specific with implications for a particular activity or practice()
A. commitments
B. rights
C. comments
D. preamble
The OAU has supported the______ of a treaty on the conservation of nature and natural resources, and a treaty on the trade in and management of hazardous waste()
A. employment
B. adoption
C. recommendation
D. provided
The legal definition of the environment and related concepts is important at two levels. At a general level, it defines the scope of the___ subject and its competence()
A. legal
B. define
C. man-made
D. about
在绘制袖子时,确定了袖山高,但袖肥不确定时要完成袖山的绘制可用以下哪种工具()
A. 双圆规工具
B. 单圆规工具
C. 智能笔工具
D. 角度线工具