使用: make use of; use; employ; ap ...保养: take good care of one's heal ...技术: technology; skill; technique ...使用保养: operation and maintenance使用保养条例: regulation for operation and maintenance车队保养技工: vehicle mechanic fleet maintenance绝缘手套和套袖的使用保养: standard specification for in-service care of insulating gloves and sleeves绝缘线路软管及覆盖物的使用保养: standard specification for in-service care of insulating line hose and covers培养技术: culture technique饲养技术: feed technology喂养技术: feeding technic玻片培养技术: slide culture technique层式饲养技术: feeder layer technic常规培养技术: conventional cultivation technique单层培养技术: monolayer culture technique混合培养技术: mixed culture technique鸡胚培养技术: chick embryo technique组织培养技术: tissue culture technique不使用保证: non-use assurance营养技术研究所: institut de tachnologie alimentaire技术保养: technical maintenance; technical service无保养使用期: service-free life国内使用保留字节: bytes reserved for national use练习使用保护栓: belay practice燃料的使用保管: fuel handling