deka-ampere balance

例句：

1. 1.The engineer used a deka-ampere balance to measure the current flowing through the wires.
   工程师使用千安培平衡来测量通过电线的电流。
2. 2. In this experiment, we need to maintain a deka-ampere balance to ensure accurate results.
   在这个实验中，我们需要保持千安培平衡以确保准确结果。
3. 3. The deka-ampere balance is a crucial tool for measuring the electrical resistance of materials.
   千安培平衡是测量材料电阻的关键工具。