词汇	定定
释义	定定 dìng dìng必定；肯定。
随便看	rate of flow control rateofflow controller rate of flow controller rate-of-flow controller Rate of Flow Control Valve rate-of-flow control valve rate of flow indicator rate-of-flow indicator rate of flow in rinse rate of flow meter rate-of-flow meter rate of flow of fluid rate of flow of kinetic energy rate of flow of lubricant rate of flow-rateincrease rate of flow -rate increase rate-of-flow recorder rate of flow-strees curve rate of flowstress curve rate of flow stress curve rate of flow-stress curve rate of following rate of food to meat rate of foreign exchange rate of forest coverage