A high efficient mixed paraffin remover was prepared with benzene, mutual solvent a, mutual solvent b, and a synergic agent as materials.

针对我国油井结蜡严重的现象，以苯、互溶剂a、互溶剂b和协同剂为原料，制备了一种高效混合清蜡剂。

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Theoretical and experimental basis of choosing solvent for refining anthracene is discussed and the method of improving anthracene yield by solvent DMF and solvent a is studied in this paper.

本文论述了精蒽提纯溶剂选择的理论根据和试验依据，研究了以DMF及溶剂A为溶剂提高精蒽收率的方法。

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When the aqueous solvent (solvent a) is cleaned up in terms of an on-line precolumn, the purity of the organic solvent (solvent b) can be tested according to the chromatogram of the blank gradient.

当含水溶剂通过预柱在线净化后，根据空白梯度色谱图可测试有机溶剂的纯度。

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The margarine, being a light oil, works as a solvent on a heavier oil.

BBC: Birds to be released in Dorset four weeks after oil rescue

It is becoming clear that the Saudi regime cannot keep itself and all its citizens solvent without a major economic overhaul.

ECONOMIST: Saudi Arabia on the dole

Compared to Medicare, Social Security is actually in reasonably good shape, and with some relatively small adjustments, you can have that solvent for a long time.

WHITEHOUSE: "White House to Main Street" Town Hall: Elyria, OH