ZDl05型脉流牵引电动机抱轴轴瓦方孔上开有()回油沟。
A、1条;
B、2条;
C、3条;
D、4条
参考答案:D
治风热感冒初起,症见头痛,咳嗽,口干,咽痛的中成药是()
A.午时茶颗粒
B.正柴胡饮颗粒
C.桑菊感冒片
D.九味羌活丸
E.银翘解毒颗粒
The delayed shipment of the goods on your part ______ our heavy losses.
A.resulted to
B.arose from
C.brought
D.resulted in