Inside is arranged ammeter, voltmeter, air circuit breaker, indicator, ac contactor, conversion switch, and buttons for starting or stopping.
柜内还装有电流表、电压表、自动空气开关、指示灯、交流接触器、工频变频转换开关及起动、停止按钮等。
2
To determine the free fatty ac id in vegetable oil with NaOH's standard titration solution, using Thymol Blue as its indicator.
以百里酚兰为指示剂，用氢氧化钠标准滴定溶液测定植物油中游离脂肪酸。
3
Charge the product with special charger. When put special power charger into grid AC charger block, its indicator shows a red light which is the correct charge.