◎ 儀器類

• 記錄器、壓力計
• 噪音計、溫度計
• 三用電表
• 整流器、比重計、溫度探棒

◎ Measuring equipment

● Recording、Pressure gauge

● Noisy measurement、Thermometer 

● Multimeter

● Anemometer、Difference-pressure meter

● Temperature probe