Howard smiled an iron smile, and nodded his head approvingly.霍华德透出了一丝冷若冰霜的微笑, 点点头表示同意.He nodded approvingly.他点头表示赞许。The ladies smiled approvingly, for his lightest utterance was regarded as incontrovertible truth.妇女们赞赏地笑...
Eve nodded, almost approvingly. "Exactly."伊芙几乎赞同地点了点头。“确实如此。”He nodded approvingly.他点头表示赞许。Howard smiled an iron smile, and nodded his head approvingly.霍华德透出了一丝冷若冰霜的微笑, 点点头表示同意....
质量流量的数据可借助于密度计而获得.Mass flow information can be secured by using a densitometer.定义密度计内设有样品时的密度为密度尺标的零点.The zero point of the density scale is defined by having no specimen in the densitometer.光学密度计是一种测量胶片感光性能的专用仪器.Densito...