单词	外漏式机械轴封
释义	同外漏式机械轴封--外流式机械密封
随便看	the best of the joke the best of the sport is to do the deed,and say nothing. the best of the way the best old wine the best part of something the best people the best plan the best quality of rice the best sort the best sort of black tea the best sort of orange the best thing the best thing since sliced bread the best thing (to do) the best thing to do the best way or plan the best way to the best wine the best (或 greatest) thing since sliced bread the best (或 pick) of the bunch the best (或 pick) of the bunch (或basket) the bet made the better the better part of the better part of something