上述条件下，尼泊金乙酯的产率为87.5% ，尼泊金丙酯的产率为89.2 % ，尼泊金丁酯的产率为91 .1 %。

Under this conditions, the yield of ethyl ester, propyl ester and butyl ester respectively is 87.5%, 89.2% and 91.1%.

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上述条件下，尼泊金乙酯的产率为85% ，尼泊金丙酯的产率为94 % ，尼泊金丁酯的产率为92 %。

Under this conditions, the yield of ethyl esters was 85%, propyl ester 94% and butyl ester 92%.

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通过野外及镜下研究，初步查明了丁家林—太阳坪金矿区所含金矿物为自然金、银金矿及含银自然金。

By studies in field or under microscope, the gold minerals are found to be composed of gold, silver and silver bearing gold in the Dingjialin and Taiyangping gold fields.

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