📜  CD-R 和 CD-RW 的区别

📅  最后修改于: 2021-09-27 22:51:40             🧑  作者: Mango

1. CD-R(光盘 – 可刻录):
CD-R 是一张空白 CD,其中可以存储一次数据。存储数据后,它被转换成CD-ROM。它由反射金属盘制成,顶部有一层绿色或不透明染料。与 CD-RW 和 CD-ROM 相比,它也更便宜。在 CD-R 中的数据不能被覆盖。 CD-R 的优点是任何版本的 CD 播放器,无论是旧版还是新版,都可以轻松读取 CD-R。

2. CD-RW(光盘 – 可重写):
CD-RW 是一种可以擦除的 CD,可以多次使用。它由反射金属盘制成,顶部有一层特殊金属。它是所有类型中最便宜的 CD。它比 CD-R 和 CD-ROM 都贵。 CD-RW 的缺点是大多数旧版本的 CD 播放器无法读取它。在某些特性上,它与 CD-RW 也有一些相似之处。

CD-R 和 CD-RW 的区别:

CD-R CD-RW
It is made of reflective metal disk with layer of dye on top. It is also made of reflective metal disk but it has special metal on top.
Data can be stored only once in CD-R. Data can be stored multiple times in it.
It can not be erased. It can be erased.
After storing data, it is converted into CD-ROM. Even after storing data, it is CD-RW itself.
It is cheaper than CD-RW. It is costly among all CD types.
Data can not be written over in CD-R. Data can be changed after writing in it.
CD-R is more compatible. CD-RW is less compatible.
It is effective for long term back-ups. It is the best for data transferring.
All CD players i.e. older and newer can read CD-R. Older CD players can not read CD-RW.