LNG的沸腾温度取决于其组分,在标准大气压下通常在()之间。
A、-196~-166℃
B、-166~-157℃
C、-160~-150℃
D、-155~-145℃
参考答案:B
下图是世界上保存完好、最古老的一座单孔大石桥,其设计和主持建造者是
A.祖冲之
B.贾思勰
C.僧一行
D.李春
_______ the trouble they were in, they still managed to help us with some money. [ ]
A. In spite of
B. Despite of
C. In terms of
D. In sight of