Attention Required! | CloudFlare:Completing the CAPTCHA proves you are a human and gives you temporary access to the web property.

If you are on a personal connection, like at home, you can run an anti-virus scan on your device to make sure it is not infected with malware.

If you are at an office or shared network, you can ask the network administrator to run a sc。

預交聯聚合物/粘土復合物吸水膨脹顆粒流向改變劑LJ-1的研制-:張文政,黃毓禮,孫芳,一,范寧寧;[J];北京化工大學學報(自然科學版);2004年01期 秦濤,頓金婷,杜永慧,利美,劉淑芳,劉文梅;[J];斷塊油氣田;2005年02期 李愛山,孟祥和,秦利平,馬 收,宋長久,隋 文,董保春,李成林,建軍;[J];油田化學;1999年02期。