shadow mask的用法和样例：
例句
- Without the shadow mask it is not possible to project a color image on the screen.
如果没有彩色显象管阴罩，它对工程不可能在萤幕上的一幅颜色图像。
shadow mask的相关资料：
临近单词
Shadowitz
shadow
shadowless lamp with television camera
Shadow Serpentis Armor Kinetic Hardener
Shadow Serpentis Armor Thermic Hardener
Shadows shade the sheltered shallows.
Shadow Economy and Transition Economies
shadowed smiles secrets unrevealed ?
shadowless lamp with automatic conductor
Shadowed smiles and secrets unrevealed.
Shadow Serpentis Armor Explosive Hardener
