对加氢反应有利的条件是（）
A、高温高压
B、高温低压
C、低温高压
D、低温低压
参考答案：C
– How did you make contact with the travel agent, Tom？
– Oh, that’s easy. I surfed the Internet and then called one _____ the telephone number is provided.
A．that
B．in which
C．of which
D．whose
取心钻进进尺10m，实取岩心长度为9.5m，岩心收获率为（）。
A、9.6%
B、10%
C、85%
D、95%
