英语词汇“certificate of competency in first aid”的读音、翻译、释义、用法及例句-集火网

词汇	certificate of competency in first aid
释义	certificate of competency in first aid 【法】急救合格证书
随便看	phase equilibrium phase equilibrium line phase equillibrium phase factor phase failure protection phase fault phase fluorometry phase-frequency distortion phase/frequency distortion phase front phase function phase generator phase grating phase hunter phaseic acid phase-in phase in phase indicator phase inversion phase-inversion polymerization phase inverter phase jitter phase jump phase lag phase lead

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