单项选择题
	A.45W·m-1·K-1,15 W·m-1·K-1,0.6 W·m-1·K-1和0.026 W·m-1·K-1 
	B.0.6 W·m-1·K-1 ,0.026 W·m-1·K-1,45 W·m-1·K-1 和15 W·m-1·K-1
	C.0.026 W·m-1·K-1,0.6 W·m-1·K-1,15 W·m-1·K-1 和45 W·m-1·K-1
	D.15 W·m-1·K-1,45 W·m-1·K-1 ,0.6 W·m-1·K-1 和0.026 W·m‐1·K-1