preliminary step的意思|示意
美 / priˈliminəri step /
英 / prɪˈlɪməˌnɛri stɛp /
预备步骤
preliminary step相关例句
Cross - section preparation is an important preliminary step for analyzing sized yarn with microscope.
切片制备是利用显微镜分析浆纱的重要步骤.
互联网
Sometimes the preliminary step must be taken of reducing weed population before fertilizing.
有时候,在施肥之前,必须采取减少杂草密度的预备性步骤.
辞典例句