轻型木结构工程中普通圆钉的最小屈服强度应符合设计要求,每种长度的圆钉至少随即抽取()枚,进行受弯试验
A.5
B.10
C.15
D.20
参考答案:C
The combination of structural linguistic theory, aural-oral procedures, and behaviourist psychology led to______, which was widely adopted for teaching of foreign languages in America.
A.Situational Language Teaching
B.Classical Method
C.Audiolingual Method
D.Cognitive Approach
数传电台由发射机、接收机、调制器三大部分组成。