EN 1171/ BS5163/ EN 1074-1&2/ AWWA C509/C515 Type Direct-acting Material Cast Iron Connection Form Flange Pressure Low Pressure Actuator Manual Seal Surface Wedge Gate Valve Thread Position of Valve Rod Inside Gate Valve Usage Regulation, ...
英文别名C6HBrF4 | AS-33094 | 2,3,4,5-Tetrafluorobromobenzene | 1-Bromo-2,3,4,5-tetrafluorobenzene, 97% | 1-bromanyl-2,3,4,5-tetrakis(fluoranyl)benzene | EN300-1913570 | InChI=1/C6HBrF4/c7-2-1-3(8)5(10)6(11)4(2)9/h1 | DTXSID50148042 | 1-Bromo-2,3,4,5-tetrafluoro...
NIST Chemistry ReferenceBenzene, 1,4-dibromo-2,5-dimethyl-(1074-24-4) EPA Substance Registry SystemBenzene, 1,4-dibromo-2,5-dimethyl- (1074-24-4) Safety Information Hazard CodesXi Risk Statements36/37/38-51/53 Safety Statements26-37/39-61 ...
现价:¥1,843.90 +- 大包装询价添加到收藏夹比较SDS中文版DATASHEET 查看相关系列 含氮化合物非杂环砌块 Skip to the end of the images gallery Skip to the beginning of the images gallery 基本描述 别名三烯丙基胺 | 三烯丙胺 英文别名N,N-bis(prop-2-enyl)prop-2-en-1-amine | NSC32635 | NSC...
氢原子的能级和轨道半径(1)氢原子的能级公式:En=E1(n=1,2,3,…),其中E1为基态能量,其数值为E1=___。(2)氢原子的半径公式:rn=___(n=1,2,3,…),其中r1为基态半径,又称玻尔半径,其数值为r1=0.53×10-10m。(3)氢原子的能级图:能级图如图13-3-1所示。E/eV05-0.54-0.85-1.5123.41-13.6图13-3...
CV1系列:SM2246EN+东芝15nm MLCCV3系列:88SS1074+东芝15nm TLCCV5系列:SM2258G+Hynix 16nm TLCCV6系列:SM2254G+海力士16nm TLCCX1系列:88SS9293+东芝19nm MLCCX2系列:88SS1093+东芝15nm MLCCA1系列:群联PS5007-E7+东芝15nm MLCCA3系列: +5
Watch Titanic at nine on BBC 1. On BBC 2 at 7:30 tonight, "Sports", that's the live coverage of football between England and Germany. 晚上好,你正在收听第四频道,我是Steve Collins,下边为你介绍今晚的一些精彩节目。 今晚8点BBC1,Ron Flemming和Alan Cross谈论西方故事的美国作家。他写了20本有...
Testing standard: EN1074-2/EN12266-1/GB13927 Body: GGG50/GJS500-7 Sealing: Rubber DN: 50~600 PN:1.6Mpa Working temp.: NBR ≤80ºC/EPDM≤120ºC Drive Mode: Damper Connecting:Flange Coating: EpoxySwing check valveFeatures:The discs tightly cover the rubber with no...
Watch Titanic at nine on BBC 1. On BBC 2 at 7:30 tonight, "Sports", that's the live coverage of football between England and Germany. 晚上好,你正在收听第四频道,我是Steve Collins,下边为你介绍今晚的一些精彩节目。 今晚8点BBC1,Ron Flemming和Alan Cross谈论西方故事的美国作家。他写了20本有...