1、
A method of producing sand binder by blending rock oil resid and vegetable oil resid was introduced.
介绍了一种将植物渣油与石油渣油共混生产铸造用型（芯）砂粘结剂的方法。
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2、
It'shows that oil and gas moves from source rock to reservoir rock in continuous phase.
研究认为,油气是以连续相的形式从源岩运移到储集岩的.
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