Contents of heavy metals lead, chromium and cadmium were determined by atomic absorption spectrometry in 72 samples from 8 kinds of vegetables from Taiyuan vegetable wholesale market.
笔者采用原子吸收光谱法，测定了太原市蔬菜批发市场的8种蔬菜72个样品的铅、铬、镉含量。
The material has good flexibility, low water absorption rate, high glass transition temperature and fine heat-resisting performance, thereby having better market prospects and economic benefit.
该材料柔韧性好、吸水率低、玻璃化转变温度高以及耐热性能优良，因而具有较好的市场前景和经济效益。
The material has good flexibility, low water absorption rate, high glass transition temperature and fine heat-resisting performance, thereby having better market prospects and economic benefit.
该材料柔韧性好、吸水率低、玻璃化转变温度高以及耐热性能优良，因而具有较好的市场前景和经济效益。
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