标准煤的发热量为7000MJ/KG。
参考答案:错
解析:标准煤的发热量为29.271MJ/KG。
I know you don’t like __________ music very much. But what do you think of __________ music in the film we saw yesterday?
A.不填;不填
B.the; the
C.the; 不填
D.不填; the
LEGG制丝生产线运用(),使经过()后的烟丝得到充分膨化,提高了烟丝的膨化效果。