The application of new signal technology promotes the creation of new S&C maintenance system.
信号新技术的应用，推动了电务维修新体制的产生。
C. The entire system of membrane treatment and daily water quality maintenance.
整个系统的预膜处理和日常水质维护。
Magnetic, direct d. c. drive built for continuous, maintenance free operation.
直接磁力驱动技术，免维护，长期连续运转。
Responsible for the implementation and maintenance in the factory C-TPAT security management system;
负责在工厂内推行和维持C-TPAT安全管理体系；
Responsible for the implementation and maintenance in the factory C-TPAT security management system;
负责在工厂内推行和维持C-TPAT安全管理体系；
应用推荐