| 1. | Effect of pentacene on reproductive endocrine function in ovariectomized rats 二苯并蒽对大鼠生殖内分泌影响的研究 |
| 2. | Direct synthesis of sba - 15 - so3h and preliminary study of adsorption of dibenzothiophene 的直接合成及吸附二苯并噻吩的初步研究 |
| 3. | Hydrodesulfurization properties of dibenzuothiphene over carbon - supported co - mo catalysts 催化剂的二苯并噻吩加氢脱硫性能研究 |
| 4. | A worldwide survey of polychlorinated dibenzo - p - dioxins , dibenzofurans , and related contaminants in butter 二苯并呋喃以及相关污染物的世界性调查 |
| 5. | Predicting gas chromatographic retention indices of pcdfs with novel molecular descriptors 用新型分子结构参数预测多氯代二苯并呋喃的色谱保留指数 |
| 6. | Hydrodesulfurization of dibenzothiophene over supported nickel - promoted tungsten nitride catalysts 二苯并噻吩在不同载体负载的氮化镍钨催化剂上的加氢脱硫性能 |
| 7. | Method for determination of tetra - through octachlorodibenzo - p - dioxins , tetra - through octachlorodibenzofurans and dioxin - like polychlorinatedbiphenyls in industrial water and waste water 工业水和废水中4至8 -氯代二苯并-对二氧芑4至8 -氯代二苯并呋喃和类二氧芑的多氯联苯并的含量测定方法 |
| 8. | Moreover , the stereo structures of diaminodibenzo crown ethers were studied by means of " h - nmr , 13c - nmr and molecular mechanics theory . dialdehyde compounds were also synthesized and characterized 通过~ 1h - nmr 、 ~ ( 13 ) c - nmr和分子力学计算法研究了二氨基二苯并冠醚异构体的空间立体结构。 |
| 9. | 2 . synthesis and characterization of monomers dibenzo - 14 - crown - 4 , dibenzo - 18 - crown - 6 , dibenzo - 15 - crown - 5 and dinitryl , diamino substituted crown ethers were synthesized 单体的合成与表征从基础有机原料开始,合成了二苯并? 14 ?冠? 4 、二苯并? 18 ?冠? 6 、二苯并? 15 ?冠? 5及其二硝基、二氨基衍生物。 |
| 10. | Polymerization and characterization of schiff base type liquid crystal polymers containing crown ethers schiff base type liquid crystal polymers containing crown ethers with high moderate weights were polymerized via low temperature solution polymerization 以二氨基二苯并冠醚和二醛类化合物为单体,通过低温溶液聚合法合成了中等分子量的schiff碱型液晶高分子。 |