估算钢板的质量时,只需记住每平方米1mm厚时的质量为()就可方便地进行计算了。
A、7.8Kg
B、8.5Kg
C、9.8Kg
参考答案:A
— ______ do you learn English?
— I learn English by ______. [ ]
A. How; listen to cassettes
B. What; speaking it
C. How; listening to cassettes
D. Where; asking the teacher
患者,男,34岁。午间食涮羊肉1斤,午后脘腹胀痛,嗳腐吞酸,恶心欲吐。首选药物是()
A.麦芽
B.谷芽
C.神曲
D.山楂
E.槟榔