通常所用的四种存货计价方法是：（1）个别辨认法（2）平均成本法（3）先进先出法（4） 后进先出法。

The four inventory valuation methods to be used usually are known as (1) specific identification (2) average cost (3) first-in, first-out (4) last-in, first-out.

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我们已对所拍摄的光谱的谱线都进行了辨认，所有结果表明原子发射光谱分析法是研究不同条件下氦等离子体状态的一种十分有效的手段。

Spectral lines have been identified. All results indicate that the spectroscopic analysis of atom emission is an effective way to study the state of He plasma under different conditions.

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该文提出了一种将模糊C -均值聚类法的各种改进算法与矢量量化法相结合的说话人辨认的新方法。

Several new algorithms of fuzzy C-mean clustering with the combination of vector quantization are proposed for speaker identification.

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