these amplifiers
这些放大器
以上为机器翻译结果，长、整句建议使用 人工翻译 。
These amplifiers have long been made with tiny election tubes.
这些放大器是用微型电子管制成的。
youdao
These amplifiers have long been made with tiny election tubes .
Operating class is not the reason for the tonal differences between these amplifiers.
业务类是没有理由的音调差异放大器。
应用推荐
模块上移
模块下移
不移动