With orthogonal design method, the prevention experiment was done by using the mixture combining 40% oxidizing dimethoate and 20% insect killing oil slick.
应用正交设计方法，采用40%氧化乐果加打蚧20%浮油制成混合剂进行防治试验。
The method of making benzoic acid by oxidizing the benzyl ether mixture with the acid potassium permanganate solution is researched.
研究了以酸性高锰酸钾氧化苄醚混合物制备苯甲酸的方法。
Maintain oxidizing conditions at all times during the digestion by adding small quantities of the hydrogen peroxide solution whenever the mixture turns brown or darkens.
在消化期间，通过加入少量的过氧化氢溶液以随时保持氧化条件，无论何时(还是译为每当？不确定)混合物变成棕色或黑色。
The method of making benzoic acid by oxidizing the benzyl ether mixture with the acid potassium permanganate…
研究了以酸性高锰酸钾氧化苄醚混合物制备苯甲酸的方法。
The method of making benzoic acid by oxidizing the benzyl ether mixture with the acid potassium permanganate…
研究了以酸性高锰酸钾氧化苄醚混合物制备苯甲酸的方法。
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