停工区内瓦斯或二氧化碳浓度达到()或其他有害气体浓度超过《煤矿安全规程》的规定不能立即处理时,应在24小时内予以封闭。
A.1%
B.2%
C.3.0%
D.5%
参考答案:C
Which of the following is NOT true about the new capital according to the report a. It’s in the center area of South Korea. b. It has excellent transport and environmental conditions. c. The relocation will cost $94 million. d. It is not named yet.
下列不是颞下颌关节组成的是()
A.髁突
B.喙突
C.关节盘
D.蝶下颌韧带
E.关节囊