“after-sales and maintenance services”的概念、定义、翻译、参考文献-科学参考

单词	after-sales and maintenance services
释义	after-sales and maintenance services Encyclopedia 理学生产性服务释 after-sales and maintenance services售后与维修服务在商品出售以后所提供的各种服务活动和维修活动。
随便看	Sherbro Island Sherbrooke shergottite Shergotty Shergotty meteorite Sherhan Murtaza Sherlock Sherlock Holmes Sherman Sherman Act Sherman Alexie Sherman Antitrust Act Sherman Antitrust Act of 1890 Sherman’s March to the Sea Sherrie Levine Sherrill Milnes Sherring bridge Sherrington crater Sherwood algorithm Sherwood Anderson sherwood number She Shan Sheshan Catholic Church Sheshan Dao Sheshang Shuiku

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。