inner tectorium
... 内浅海带 inner sublittoral zone 内疏松层 inner tectorium 内过渡元素 inner transition element ...
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试验结果表明,渗层疏松主要是由于盐浴内CNO-浓度过高所致;
The result shows that the porosity of nitrided layer is due to the over concentration of CNO- in the salt bath.
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