求翻译：2004年12月26日，印尼北部发生8.9级地震，天津市卫生局组成了中国（天津）卫生救援队，前往印尼亚齐灾区开展医疗救援工作。是什么意思？

December 26, 2004, Indonesia 8.9 earthquake occurred in the north of Tianjin Public Health Bureau of China (Tianjin) health rescue team to Indonesia's Aceh affected areas of the medical relief work.

On December 26th in 2004, the north of Indonesia take place8.9 class earthquakes, the bureau public health in Tienjin City constituted the hygiene in China(Tienjin) to rescue the brigade, going to Indonesia second together the disaster area opens the exhibition medical treatment to rescue the work.

On December 26, 2004, the Indonesian north had 8.9 magnitude of earthquakes, Tianjin Sanitation bureau has composed China (Tianjin) the hygienic rescue crew, went to the Indonesian Asia uneven disaster area development medical service rescue work.

On December 26, 2004, 8.9-magnitude earthquake in Northern Indonesia, composed of Tianjin Municipal Bureau of health, China (Tianjin) health team, travelled to Aceh in Indonesia medical relief work in disaster areas.