参考答案:D
答案解析:[听力原文]4-6
M: Hey, Jane, is Jenny coming with us for our new year’s party this weekend
W: Yes, Ted
计算题:某井在井段3518.75-3536.20m进行了3次取心,所取岩心长度分别为3.50m,6.75m和5.20m。则该井岩心总收获率是多小?
已知:取心进尺A=17.45m,心长B=3.50+6.75+5.20=15.45m
求:岩心总收获率N=?
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