cathode rays

常見(jiàn)例句

To realize the high efficiency of dernisting, thenew type cathode wires and anode tubes with superperformance were developed for increasing the current density and field intensity.
實(shí)現(xiàn)除霧高效化，關(guān)鍵在于研制高性能的新型陰極線和陽(yáng)極管，提高電流密度和電場(chǎng)強(qiáng)度。
Cathode rays are attracted by a positive charge.
陰極射線被陽(yáng)電荷所吸引。
A cathode ray tube is shaped like a large bell.
陰極射線管的形狀象個(gè)大鈴鐺。