1)  4″:2″
4″:2″
1.
Synthesis and Luminescent Properties of Rare Earth Complexes of 6′,6″-Bis(2-pyridyl)-2,2:4′,4″:2″,2′″-quaterpyridine;
6′,6″-二吡啶基-2,2′:4′,4″:2″,2′″-四联吡啶稀土配合物的合成、表征及荧光性质研究(英文)
2)  new solid acid
SO~4_(2-)MoO_3-TiO_2
3)  [Cu(NH3)4]2+
[Cu(NH3)4]2+
4)  4:2:2
4:2:2
1.
In this paper, the extension of intra coding to support 4∶2∶2 is introduced.
文中介绍了支持4∶2∶2的视频帧内编码的扩展方法。
5)  "4+2"regions
“4+2”地区
6)  "4+2"cities
“4+2”城市
参考词条
补充资料:(9CI)-5,11,17,23,29,35-六(1,1-二甲基乙基)-七环[31.3.1.13,7.19,13.115,19.121,25.127,31]四十二碳-1(37),3,5,7(42),9,11,13(41),15,17,19(40),21,23,25(39),27,29,31(38),33,35-十八烯-37,38,39,40,41,42-六醇
CAS:78092-53-2
分子式:C66H84O6
分子质量:973.38
熔点:300-381℃
中文名称:(9CI)-5,11,17,23,29,35-六(1,1-二甲基乙基)-七环[31.3.1.13,7.19,13.115,19.121,25.127,31]四十二碳-1(37),3,5,7(42),9,11,13(41),15,17,19(40),21,23,25(39),27,29,31(38),33,35-十八烯-37,38,39,40,41,42-六醇

英文名称:Heptacyclo[31. 3. 1. 13, 7. 19, 13. 115, 19. 121, 25. 127, 31]dotetraconta-1(37), 3, 5, 7(42), 9, 11, 13(41), 15, 17, 19(40), 21, 23, 25(39), 27, 29, 31(38), 33, 35-octadecaene-37, 38, 39, 40, 41, 42-hexol, 5, 11, 17, 23, 29, 35-hexakis(1,1-dimethylethyl)

4-tert-butylcalix[6]arene

Heptacyclo[31. 3. 1. 13,7. 19,13. 115,19. 121,25. 127,31]dotetraconta-1(37),3,5,7(42),9,11,13(41),15,17,19(40),21,23,25(39),27,29,31(38),33,35-octadecaene-37,38,39,40,41,42-hexol,5,11,17,23,29,35-hexakis(1,1-dimethyle
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