The optimal ratio of vegetable tannin and modified oxazolidine was investigated through experiment.

通过试验确定了植物鞣剂与改性唑烷的最佳用量配比；

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The results were showed that: the optimal ratio of the mixed jelling agent (konjak-carrageenan ) was 3:2;

试验结果表明：魔芋-卡拉复合胶凝剂的最适比例为3：2；

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The optimal ratio of Glycerol Esters of Fatty Acids, Sucros Esters of Fatty Acids, and Modified soy bean phosphatide is2:5:20.

最后得出单硬脂酸甘油酯：脂肪酸蔗糖酯：改性大豆磷脂的最佳配比为2：5：20。

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Mr Miles said that the optimal ratio of core tier one equity capital to risk-weighted assets would be 19%.

BBC: Sants: We wanted banks to hold more capital

The 55-inch OLED TV also offers an infinite contrast ratio, which maintains optimal contrast levels regardless of ambient brightness or viewing angle.

ENGADGET: LG's 55-inch OLED television starting at $12K, shipping in March