漫射挡板 diffusing panel: 散光镶板diffusing screen: 扩散屏; 漫散屏; 漫射屏; 漫射遮光屏diffusing: 扩散的; 漫射; 扬散diffusing reticule screen: 漫射十字线屏air diffusing: 空气扩散下载手机词典可随时随地查词查翻译