单词	单涂层胶片
释义	单涂层胶片single-coated film
随便看	operation sequence operation sequence control operation sequence no. operation sequence number operation sheet operation sheets operations income operation size operationslehre operations log operations management operations manager operations manual operations map operations master operations multitask operations office operations of nature in creation operations (ops) operations order {= opord} operation, spacecharge-limited operation-- spacecharge-limited operation speed operations per minute operations per minute (opm)