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1 检验依据
JJF1070-2000《定量包装商品净含量计量检验规则》。
2 检验时的环境条件
t=20.5℃,湿度56%RH。 相似文献
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The light-induced reversible changes in I-V character of PIN a-Si:H solar cells are measured in a similar way to the study of S-W effect for a-Si:H films. It is found that the forward character changes can be explained by the recombination current (m= 2 , I-exp(eV/mKT) mechanism, and the inverse one is dominated by the barrier-layer generation current (IG = eniX0/2τ). The results may be explained by the model for S-W effect recently suggested by Dai Guocai, et al. 相似文献
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通过在铅酸蓄电池中添加不同量的m-双没食子酸(m-digallice acid)负极添加剂,验证铅酸蓄电池常温起动能力的变化,得到了m-双没食子酸添加量的最佳值。添加适量m-双没食子酸的铅酸蓄电池,无论储备容量还是低温起动能力均明显优于日本、美国和国产同型号铅酸蓄电池,其超低温(-30℃)起动能力更佳。 相似文献
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