我们在触摸物体时,会感知物体是冷还是热,是粗糙还是光滑,是疼痛还是舒适,这主要是通过皮肤内的哪部分来感知的呢?()
A.细胞
B.末梢神经
C.动脉
参考答案:B
读对话,排列顺序。
( ) Nice to meet you, too.
( ) Fine, thank you. Mr. Black, this is my teacher.
( ) Nice to meet you!
( ) Good morning, Miss Green. How are you?
国际咨询工程师联合会(FIDIC)的基本行为准则共()条。
A.10
B.12
C.14
D.16