The instrumentcircuit design is exquisite, unique ideas, making its performance is superior, powerful, small size, light weight, extremely easy to use site.
该仪器电路设计精巧，思路独特，使得其性能优越，功能强大，体积小，重量轻，现场使用极其方便。
2
Section 1 offers an overview of the theoretical limits of DC measurements and the instruments used to make them. It includes instrument descriptions and basic instrumentcircuit designs.
本章对电学量直接测量的理论极限和测量用的仪器作了概述，其中包括了对仪器的介绍和基本仪器电路的介绍。
3
There is always an internal circuit breaker to protect the instrument from overload.