在液态深层制醋中，通过高粱、大米的混合投料，较好的解决了纯大米原料在醋酸发酵中产生泡沫的问题。

A mixed materials of sorghum and rice was used in vinegar production by submerged fermentation, which could solve the foaming problem caused by using rice as a raw material only.

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原料茧成本在制丝生产中占80%左右的成本，因此，降低原料成本是缫丝生产过程中极其重要的一个环节。

Raw cocoon cost is about 80% of all the silk reeling cost, so cutting the raw cocoon cost is a key section in reeling process.

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采用优质硫磺作原料，在省煤器低温段采用热管元件等可有效地解决硫磺制酸露点腐蚀问题。

Dew point corrosion can be effectively avoided by using qualified sulphur as raw material and installing heat pipe element in the low temperature section of economizer.

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