fract

基本解釋

This study is a reference in understanding fluid flow mechanism in fract...
該研究對于認識縫洞型油藏流體流動機理具有一定的借鑒意義。
Dear Fract, can you share with us the address of such a website? We can browse around it when avaialble.
我是在一個國外網(wǎng)站上下載的。該網(wǎng)站是每日更新的，現(xiàn)已不能下載。我將其壓縮上傳。
Krajcinovic D,Fanella D.A micromechanical damage model for concrete [J].Eng Fract Mech ,1986(25):585596.
楊米加;賀永年.;巖體裂隙結(jié)構(gòu)模型及其滲流規(guī)律研究[J]
In view of the high risk, low success ratio and poor effect of ultra-deep reservoir fracturing, the state of the art of ultradeep well fract.
壓裂是低滲透儲層最具進攻性的增產(chǎn)措施,然而超深井壓裂改造的成功率和有效率低,壓裂改造技術(shù)已成為制約超深致密儲層能否有效開采的瓶頸技術(shù)。
Purpose: To evaluate the role of MR cholangiopancreatography(MRCP) in diagnosing biliary fract disorders of infants and children.
目的:探討磁共振膽胰管造影(MRCP)診斷小兒膽道疾病的臨床應(yīng)用價值。