对各种刺激敏感,痛觉定位准确的是()
A.脏层腹膜
B.壁层腹膜
C.腹膜腔
D.大网膜
E.膈肌
参考答案:B
China has 56 nationalities, each of ______ has its own characteristics, forming the various and colorful
Chinese culture. [ ]
A. them
B. what
C. that
D. which
一维条码前三个数字表示的是()。
A.商品代码
B.国家代码
C.厂商代码
D.检验码