We used mice as material and studied the effects of poison of chromium and, the effects of protection of different concentrations of L-cysteine. We explored the fittest dose rate too.
本文以小白鼠为材料，研究了铬的毒害作用及不同浓度l -半胱氨酸的保护作用，探求最适剂量比。
Zinc acts as negative material of batteries, with the advantages of low equilibrium potential, good reversibility, high specific energy, rich resources, low cost, little poison and easy treatment.
锌作为电池负极材料，其优点有：平衡电位低、可逆性好、质量比能量和体积比能量高，而且锌资源丰富、价格低廉、毒性小、易处理。
Research in textile production, spinning and weaving and its poison in the ware, harmful material comes from the fiber raw material and process primarily medicine or help.
在纺织品领域的研究表明，纺织及其制品中的有毒、有害物质主要来自于纤维原料、加工药剂或助剂。
It is easy for construction, no tar oil and bitumen, no poison, no smell and is widely used in waterproof project, an ideal environmental waterproof material.
本产品施工方便，不含煤焦油沥青且无毒、无味，在防水工程中被广泛推广使用，是理想的环保型防水材料。
The article introduces the formular, raw material and production process for producing low - temperature quick - calcining gold dust glaze without lead and poison.
本文介绍一种低温快烧、无铅无毒生产砂金釉的配方、釉用原料、生产工艺过程。
The article introduces the formular, raw material and production process for producing low - temperature quick - calcining gold dust glaze without lead and poison.
本文介绍一种低温快烧、无铅无毒生产砂金釉的配方、釉用原料、生产工艺过程。
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