Siemens static voltmeter

例句：

1. 1. The Siemens static voltmeter was used to measure the voltage across the circuit.
   西门子静态电压表用于测量电路两端的电压。
2. 2. The technician carefully checked the Siemens static voltmeter before starting the test.
   技术人员在开始测试前仔细检查了西门子静态电压表。
3. 3. The Siemens static voltmeter was used to monitor the power supply during the installation process.
   西门子静态电压表被用于在安装过程中监测电源供应。