Browning and microbe activity are main factors limiting fresh-keeping effect and reducing quality of the mini-processing broad bean seeds.

褐变和微生物活动是影响微加工蚕豆瓣品质及保鲜效果的主要因素。

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The obtained high-quality phosphine has purity of 95%, and can be directly used as a fresh-keeping gas or a raw material gas for preparing high-purity yellow phosphorus by pyrolytic decomposition.

制得的优质磷烷，纯度可达95％，可直接作为保鲜气使用或作为高温分解制取高纯黄磷的原料气；

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The obtained high-quality phosphine has purity of 95%, and can be directly used as a fresh-keeping gas or a raw material gas for preparing high-purity yellow phosphorus by pyrolytic decomposition.

制得的优质磷烷，纯度可达95％，可直接作为保鲜气使用或作为高温分解制取高纯黄磷的原料气；

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