... 标准碱溶液 standard alkali 标准碱溶液 standard alkali 标准不对称梁 standard asymmetrical beam ...
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standard alkali solution 标准碱溶液
Our anti-acid & alkali fabric, the properties reached 97.5%, higher than the national standard 90%, reach the National Standard GB12012-89 .
我公司生产得防酸碱面料，防酸碱性能达到97.5%，高于国家防酸性能标准90%，符合GB12012-89防酸工作服要求。
The national standard is used to determine the performance of the ion exchange resin. acid and alkali of the old resin can not be limited to the number of times in the treatment of national standard.
运用国标测定离子交换树脂，对旧树脂的酸碱处理不能限于国标中次数，应检验排出液中杂质含量；
The is lower than standard electrode potentials of alkali metal elements in the same family;
锂的标准电极电势较同族碱金属元素低；
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