推荐产品
(4-aminocyclohexyl)methanolhydrochloride tert-butyl2-oxa-7-azaspiro[3.5]nonane-7-carboxylate 2-oxa-7-azaspiro[3.5]nonane 4-hydrazinylpyridin-2(1H)-one (7H-pyrrolo[2,3-d]pyrimidin-4-yl)methanaminehydrochloride 1-cyclopropylpiperazine 7-oxa-2-azaspiro[3.5]nonanehydrochloride bicyclo[3.1.0]hexan-3-amine 4,4-difluorocyclohexanaminehydrochloride 4-(1,3,4-oxadiazol-2-yl)aniline 4-(1,2,4-oxadiazol-3-yl)aniline 3,4-dihydro-2H-benzo[b][1,4]oxazine 3-(1-methyl-1H-pyrazol-4-yl)aniline 6,7-dihydro-5H-cyclopenta[b]pyridin-6-aminedihydrochloride 1,3-dioxan-5-amine piperazin-2-one benzyl3-amino-5,6-dihydropyrazine-1(2H)-carboxylatehydrochloride methylpyrrolidine-3-carboxylate 5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[d]oxazol-2-amine 2-(8-fluoronaphthalen-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane 6-(dimethylamino)-4-methylpyridin-3-ylboronicacid 4-(4-methyl-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)morpholine tert-butyl5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,4-dihydropyridine-1(2H)-carboxylate 4-(methoxycarbonyl)biphenyl-4-ylboronicacid 3-bromo-7-chloro-5-methyl-1H-pyrazolo[4,3-b]pyridine 7-chloro-5-methyl-1H-pyrazolo[4,3-b]pyridine 5-bromo-3,3-dimethylindolin-2-one 3-(4-chlorophenyl)-4-phenyl-4,5-dihydro-1H-pyrazole 2-(chloromethyl)-3-methylpyridinehydrochloride 2-chloro-4-cyclopropylbenzenesulfonamide 1-(2-bromo-4-methylphenyl)ethanone 3-chloroisoquinoline-4-carbonitrile 5,8-dichloropyrido[3,2-d]pyridazine 2-bromomalononitrile 2-(4-(bromomethyl)phenyl)benzo[d]thiazole 1-(bromomethyl)-3-methoxy-2-nitrobenzene 6-bromo-1H-[1,2,3]triazolo[4,5-b]pyridine 4-iodo-2-((trimethylsilyloxy)methyl)thiazole 6-iodoimidazo[1,2-a]pyridine-3-carbonitrile 2-(4-chlorophenyl)-2-morpholinoacetonitrile 4-chloro-7H-pyrrolo[2,3-d]pyrimidine 4-chloroisothiazole 5-bromo-6-chloro-1H-indole 7-chloro-3H-imidazo[4,5-b]pyridine ethyl3-(4-formylphenyl)propanoate 2,3-dibromobenzaldehyde 1-(5H-chromeno[2,3-b]pyridin-7-yl)ethanone 5H-chromeno[2,3-b]pyridin-5-one 3-chloroisoquinoline-4-carbaldehyde (E)-2-(3-oxoprop-1-enyl)benzaldehyde 化工资讯 据外媒报道，南非Transnet Freight Rail(TFR)将从10月16日起对铁矿石运输铁路设施进行维护，期间将停止运输十天。
维护工作将包括更换30623个枕木、3个道岔、5公里的悬链线、1.2公里的接触线和870个绝缘子，并在轨道上进行压载物筛查，夯实和调节等工作。
今年的维护工作还将安装永久性桥梁，以替换之前在Vredendal11月份因为事故后安装的临时紧急桥梁。TFR每年对铁矿石铁路设施进行定期维护，铁路范围从南非开普省北部的Sishen地区延伸到开普省西部的Saldanha地区，全长861公里。
