Patchy consolidation,ground glass opacity,wedge-shaped shadow,"mosaic oligemia" etc can be seen on plain CT.

15例平扫显示片状实变影、影、楔型影、“马赛克”征等。

Pumpable silk luster agent with high opacity.

可泵的高度不透性丝光剂。

Opacimeter: Instrument for measuring the opacity of paper and expressed it as a percentage.

量度纸张不透度并以百分率表示的仪器。