热带气旋是形成于（）中强烈旋转的暖性低压涡旋。
参考答案：热带海洋大气
下列测温仪表中，( )是非接触测温仪。
A．辐射高温计
B．液体膨胀式温度计
C．电阻测温计
D．热电偶式温度计
Steve Hall wants to give his son a new car for his graduation. If the cost of the car is $15000 and Hall finances 80 percent of the value of the car for 36 months at 8 percent annual interest, his monthly payments will be:（）
A. $289.
B.$413.
C. $376.
