寒入经络，腰股腿足疼痛宜选
A．四逆散B．四逆汤C．当归四逆汤D．通脉四逆汤
参考答案：C
A．电流表示数变小
B．电压表示数变小
C．电压表示数变大
D．小灯泡亮度变暗
Ocean Bill of loading is the （）between carrier and shipper.
A.evidence of the contract of carriage
D.ocument
C.trading record
D.bill
