1) bark
[英][bɑ:k] [美][bɑrk]
渗炭层
3) char residue layer
炭层
1.
The morphology of the char residue layer of flame-retardeant PP(FR-PP) was observed by SEM,and the flame-retardant mechanism of PMPT was conjectured.
利用含磷三嗪环低聚物(PMPT)及其复合阻燃剂制备阻燃聚丙烯(PP),探讨了PMPT和多聚磷酸胺/季戊四醇(APP/PER)/PMPT的用量对阻燃PP极限氧指数、燃烧参数的影响,并用扫描电子显微镜观察了剩余炭层的微观形貌,推测了阻燃剂PMPT的阻燃机理。
4) Carbonization technique
渗炭工艺
5) pseudocarburizing
[,(p)sju:dəu'kɑ:bjuraiziŋ]
假渗炭
6) coating
[英]['kəʊtɪŋ] [美]['kotɪŋ]
渗层
1.
the research results indicated that after the TD salt-bath vanadizing treatment under the condition of the 980℃×5h+oil quenching+180℃×2h, the Cr12MoV steel could obtain a surface coating whose thickness was about 11.
4!m的表面渗层,且渗层厚度均匀致密并与基体呈冶金结合。
2.
The microstructures and the cyclic oxidation resistance of the siliconized coatings of Ti 48Al alloy have been studied.
研究了钛铝基合金固体渗硅后的渗层结构、抗高温循环氧化性能。
3.
Oxidation-resistant silicide coatings on the surfaces of Nb silicide based alloy were prepared by pack cementation technique.
利用SEM、EDS和XRD等检测手段分析了渗层的结构、元素分布及相组成等，并对渗层形成的反应机理及反应动力学进行了讨论。
补充资料：渗渗
1.寒冷貌。 2.指因害怕而产生发冷的感觉。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条