含氮的

The nonlinear optical properties of two novel covalently bonded azobenzene polymers are studied.

研究了两种新的共价键联型含偶氮聚合物材料的二阶非线性光学性质。

Sudan is an artificial synthetical azoic industry dye. It is forbidden to be used as food additive agent because of its potential danger to human body. However food containing Sudan was found on the market of China and some other countries in Europe and America, and has drawn extensive attention.

苏丹红是一种人工合成的偶氮类工业染料，时人体健康具有潜在危险性，被禁止作为食品添加剂使用，但在我国和欧美市场上发现了含苏丹红的食品，引起了普遍关注。

Carbon nitride powder with C-N bond was prepared. High pressure and temperature were supplied by Cyclonite and dicyandiamide(C2H4N4) was used as the primary precursor in this article.

利用黑索今炸药作为高温、高压源，双氰胺(C2H4N4)作为主要前驱体，采用爆炸冲击合成的方法制备了含C-N的氮化碳粉末。

This lamp is environmentally friendly. As a full-solid luminous body without the elements like hydrargyrum and sodium that are harmful to health, the shock-resistant and unbreakable LED can be recovered after disposal and will not cause pollution. By reducing

绿色环保，LED为全固态发光体，不含汞、钠元素等可能危害健康的物质，废弃可回收、没有污染，减少大量二氧化硫及氮化物等有害气体及二氧化碳等温室气体的产生，改善人们生活工作环境。

The second P-type covering layer (62) which is composed of P-type nitride semiconductor containing indium and gallium sets on the first P-type covering layer.

一个由含铝和镓的P型氮化物半导体构成的第二P型覆盖层(62)被设置在第一P型覆盖层上。

The PECH obtained can be used to prepare energetic azide binders with top quality.

采用乳液双金属氰化物络合物代替Lewis酸类作为催化剂，使环氧氯丙烷开环聚合，制得相对分子质量较高及分子质量分布较窄的聚环氧氯丙烷，这种PECH可用于高质量的含能叠氮粘合剂中。

Then we tested the photosensitivity of POF whose core material was copolymer of azo-benzene and poly in experiment.

其次，对含偶氮苯和聚甲基丙烯酸甲酯共聚的纤芯材料的聚合物光纤光敏特性进行了实验测试。

We at last got six compounds of Schiff Bases of triazole derivaties and five compounds of 1,3,4-oxadiazole.

由于酰肼便宜易得，因此我们选取了两种酰肼通过几种不同的方法合成了五种唑类化合物并以其中三种化合物为基础对其进行修饰，得到了六种含三氮唑取代基的席夫碱和五种1，3，4-噁二唑类衍生物。

A new series of the ligands of liquid crystal polymers with T-shaped two-dimensionl mesogens was synthesied by solution condensation polymerization by using 4,4'-(α,ω-alkylenedioyloxy)-dibenzol dichlorids with 2,4-dihydroxy-4 '-alkoxyl azobenzene as the monomers.

摘 要 以4，4′-二苯甲氯和2，4-二羟基-4′-烷氧基偶氮苯为单体，通过溶液聚合，合成了一系列新的含T-型二维液晶基元的液晶高分子配体。

And LED is free of infrared ray and ultraviolet radiation pollution.

LED采用的发光材料氮化镓本身不含汞、铅等有害物质，无红外线和紫外线污染

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。