Without Additional Equipment

For example, the ability to read concentration values in situ allows integrity tests to be performed without additional equipment.

例如，就地读取浓度值的能力使得能够在没有附加设备的情况下执行完整性测试。

TWACS is a new communication technology based on distribution networks, which used special modulation and demodulation to cross transformer without additional equipment.

TWACS是一种基于配电网络的新型通讯技术，它利用独特的调制解调技术可以无需外加设备穿越变压器进行跨区域通讯。

The built-in effector composed of YAMAHA YSS series digital chips allows you to create professional sounding mixes without the need of additional equipment.

内置的音响效应器由YAMAHA(雅马哈)yss系列数码芯片组成，让您建立专业的逼真声场而不需要额外的设备。