1) Front Cover
封面型
2) cover
封面
1.
Additional words in covers of medical periodicals should urgently be standardized;
医学期刊封面标注语亟待规范
3) front cover
封面
1.
An investigation on current status of designation on front cover of scientific and technical periodicals;
科技期刊封面年月期卷标志现状调查
2.
After China s reform and openness to the outside world,with the trend towards"global integration",the graphic design of periodical front cover is now emerging with a new visage before the domestic and overseas readers.
改革开放以后,期刊封面装帧设计在“全球一体化”的趋势下,正以崭新的面貌呈现在国内外读者面前,在人文性、个性化、时尚性、市场性等方面突显出与时代同步的特征。
4) sealing surface
密封面
1.
Spray welding techology for sealing surface of gate valve on gas production wellhead;
采气闸阀密封面喷焊工艺及性能
2.
The paper analyses the reasons for the leakage of HP equipment sealing surface,and solve the problems one by one,to avoid the re-occurance of the same kind of failures,and create the conditions for safe production.
通过分析高压设备密封面泄漏的原因,找出主要原因逐一加以解决,避免同类事故的再次发生,为安全生产创造条件。
5) seal surface
密封面
1.
Iron-Based alloy powder of plasma arc surfacing for valve seal surface;
阀门密封面用等离子弧堆焊铁基合金粉末
2.
Analyses the causes for slight crack when spray-welding satellite 6 on seal surface of 1Cr13 large type of gate,discusses the testing process,introduces the technology of overlay,spray-welding and heat treatment after reforming.
分析了1Cr13钢大型闸板密封面喷焊Stellite6时产生微裂纹的原因,论述了试验过程,介绍了改进后的密封面堆焊、喷焊和热处理工艺。
3.
The severely corroded parts can be repaired by the process of "cleaning--Ni25 spray welding to fill corrosion pits-machining-CO-Mo alloy electric brush plating", while for the mild corroded seal surface, "CO-Mo alloy plateing+406 special coating or direct special 406 coating" process can be applied.
介绍了PVA装置不锈钢密封面在醋酸中的缝隙腐蚀试验,并对受腐蚀的密封面修复工艺进行了研究,对严重腐蚀的部件可采用“清洗-喷焊Ni25填充蚀坑-平整加工-电刷镀Co-Mo合金”修复工艺；而对腐蚀不严重密封面修复可采取“电刷镀Co-Mo合金镀层加406特种涂层或直接涂刷406特种涂层”正艺。
6) Cover design
封面设计
1.
Principles and representation of cover design of academic science journals;
学术类科技期刊封面设计的原则及表现
2.
This article inquires into the individual design practices and some cover design' s problems which should be paid attention to.
本文就设计实践,对封面设计中几个问题作些探讨。
3.
The essentials of university journal cover design include cover information and design techniques.
高校学报不仅要注重内在美,而且要注重外在美,尽可能做到内客与形式的完美结合,因此,讲究学报封面设计十分重要。
参考词条
补充资料：封面纸
分子式：
分子量：
CAS号：
性质：见书皮纸。
分子量：
CAS号：
性质：见书皮纸。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。