Micrographics - duplicating film , silver , diazo and vesicular - visual density - specifications and measurement 缩微摄影技术.银盐重氮和微泡复制胶片.视密度.规范和测量
Diazo carbonyl compounds catalyzed by ag has been applied to the efficient synthesis of optically pure -重氮羰基化合物在ag催化剂的作用下的wolff重排反应可以有效地合成光学纯的
Can effectively promote the diazo decomposition and resulted in selective intramolecular n - h insertion . on the other hand , the wolff rearrangement of the 在-重氮羰基化合物的合成应用方面，发现了cu acac
Microfilming of technical drawings and other drawing office documents - test procedures for diazo duplicating of microfilm images in aperture cards 技术图样和其他办公室文件图纸的缩微胶片.开窗卡缩微胶片影像重氮复制的试验规程
Abstract : synthesis of sterically hindered dicyclohexylmethyl 、 l - menthyl and tert - butyl diazoacetate by diazo transfer was described on this paper 文摘:研究了用重氮转移法合成具有较大空间位阻的重氮乙酸二环己基甲酯、 l -薄荷酯和叔丁酯。
Jintan star chemical co . , ltd . is a professional fine chemical production enterprise which has rich experience in diazo reaction , friedel - crafts and reducing reaction 我公司是一家专业化、科研型化工生产企业，在重氮化反应、傅克反应、还原反应、缩合反应、霍夫曼反应等方面有丰富的经验。热忱欢迎您的光临指导！
Lead as activator in the fluorescent powder ( 1 % lead by weight or less ) of discharge lamps when used as sun tanning lamps containing phosphors such as bsp ( basi2o5 : pb ) as well as when used as specialty lamps for diazo - printing reprograp containing phosphors such as sms ( sr , ba ) 2mgsi2o7 : pb ) 仿日晒含磷（例如： bsp ）放电灯中荧光粉的铅活化剂（铅含量1以下） ，以及二氮化合物印刷、平版印刷复印、捕虫器、光化学及硬化制程使用的含磷（例如： sms ）放电灯中荧光粉的铅活化剂。
Abstract : this paper outlines the normal and reversal imaging mechanism of dual positive - negative diazo duplicating film , the accurate choice of reversing agents , measures for increasing the image density and operation methods for dual exposure from film both sides to yield high density film . a new diazo duplicating film with satisfactory practical characteristics has been thus obtained 文摘:本文讨论了异同像混用重氮胶片的成像原理、反转成像机理及反转剂选择原则，提高图像密度的辅助措施、以及高密度胶片的双面曝光方法等技术问题，通过综合运用上述技术措施，研制成功了一种可满足实用要求的兼有异像和同像两种复制特性的重胶片新品种。
Lead as activator in the fluorescent powder ( 1 % lead by weight or less ) of discharge lamps when used as sun tanning lamps containing phosphors such as bsp ( basi2o5 : pb ) as well as when used as specialty lamps for diazo - printing reprography , lithography , insect traps , photochemical and curing processes containing phosphors such as sms ( sr , ba ) 2mgsi2o7 : pb ) 第18点：仿日晒含磷(例如： bsp )放电灯中萤光粉的铅活化剂(铅含量1 %以下) ，以及二氮化合物印刷、平版印刷复印、捕虫器，光化学及硬化制程使用的含磷(例如： sms )放电灯中萤光粉的铅活化剂。
Lead as activator in the fluorescent powder ( 1 % lead by weight or less ) of discharge lamps when used as sun tanning lamps containing phosphors such as bsp ( basi2o5b ) as well as when used as specialty lamps for diazo - printing reprograp containing phosphors such as sms ( sr , ba ) 2mgsi2o7b ) 第18点：仿日晒含磷(例如： bsp )放电灯中荧光粉的铅活化剂(铅含量1 %以下) ，以及二氮化合物印刷、平版印刷复印、捕虫器，光化学及硬化制程使用的含磷(例如： sms )放电灯中荧光粉的铅活化剂。
