| 1. | The heterocyele in (4) is a masked fused ring held in abeyance . (4)中的杂环可以看作是一个被掩蔽的,处于暂时停顿状态的稠环。 |
| 2. | In fused-ring and bridge-ring compounds two carbons are common to the two rings . 在稠环和桥环化合物中,两个碳原子是两个环公用的。 |
| 3. | In fused-ring and bridged-ring compounds two carbons are common to the two rings . 在稠环和桥环化合物中,两个碳原子是两个环公用的。 |
| 4. | Paraffin wax - determination of polynuclear aromatics 石蜡中稠环芳烃试验法 |
| 5. | Vaseline . test method of polynuclear aromatics 凡士林稠环芳烃试验法 |
| 6. | The heterocyele in ( 4 ) is a masked fused ring held in abeyance ( 4 )中的杂环可以看作是一个被掩蔽的,处于暂时停顿状态的稠环。 |
| 7. | Test method of samples of geochemical exploration for oil and gas part 8 : determination of the polynuclear aromatic hydrocarbons flurometry 油气化探试样测定方法.第8部分:稠环芳烃测定.荧光法 |
| 8. | In 1985 , block was firstly reported the synthesis of condensed aromatics er fluid , and it was the indication that the beginning of anhydrous er fluid 1985年block首先研制出了稠环芳醌类电流变液,标志着无水电流变液研究的开始。 |
| 9. | The analysis of the organic contaminants before and after cleaning up by gc / ms indicated that ranges from the highest removal rate to the lowest one were benzene , pahs , ester , aldehyde , ketone and alkane in proper order 活性炭床进出水的色质联机分析结果表明,苯系物的去除率最高,依次为稠环芳烃类、酯、醛、酮类,烷烃类。 |
| 10. | The advance , the applications in organic light - emitting diodes ( oleds ) and the future r & d directions of the well developed types of organic red emitters , such as transition metal complexes , intra - molecular charge transfer ( ict ) compounds , condensed aromatic hydrocarbons and oligomers are discussed 本文总结了近年来有机金属配合物、分子内电荷转移化合物、稠环芳香类化合物以及齐聚物等几类有机电致发光红色发光材料的研究进展,详细介绍了它们在有机电致发光器件中的应用,并对有机电致发光红色发光材料未来的研究方向作了展望。 |