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The main reason for the energy-saving effect of the closed cold/hot passage is (). (Multiple choice)
The main reason for the energy-saving effect of the closed cold/hot passage is (). (Multiple choice)A . Isolating hot and cold air, avoiding the confusion of hot and cold air and improving the utilization of cold air.B . It can increase the air supply temperature of the air conditioner, thus...
To balance the capacity loss caused by the self-discharge of the battery during the use of the battery, it is necessary to charge the battery continuously and for a long time at constant voltage, which is called ().
To balance the capacity loss caused by the self-discharge of the battery during the use of the battery, it is necessary to charge the battery continuously and for a long time at constant voltage, which is called ().A . chargingB . self-dischargeC . balanced chargingD . charging testView AnswerAnswer: A
The cycle life of the battery is direct proportional to the depth of discharge.
The cycle life of the battery is direct proportional to the depth of discharge.A . TrueB . FalseView AnswerAnswer: B
When the air conditioning outdoor of Huawei air-cooled air conditioner is installed horizontally, it is required to be ≥ () mm from the wall or obstacle.
When the air conditioning outdoor of Huawei air-cooled air conditioner is installed horizontally, it is required to be ≥ () mm from the wall or obstacle.A . 100B . 200C . 300D . 600View AnswerAnswer: D
By setting the mailbox parameters, the NetEco system will send an email to notify the user according to the set rules.
By setting the mailbox parameters, the NetEco system will send an email to notify the user according to the set rules.A . TrueB . FalseView AnswerAnswer: A
The UPS5000 option temperature and humidity sensor does not support cascading.
The UPS5000 option temperature and humidity sensor does not support cascading.A . TrueB . FalseView AnswerAnswer: B
The UPS5000 option temperature and humidity sensor does not support cascading.
The UPS5000 option temperature and humidity sensor does not support cascading.A . TrueB . FalseView AnswerAnswer: B
NetCol5000-C temperature and humidity sensor dial setting is incorrect may result in ().
NetCol5000-C temperature and humidity sensor dial setting is incorrect may result in ().A . Water leakage at the bottom of the equipmentB . The return air temperature or fan speed fluctuates greatlyC . Equipment drainage capacity is significantly reducedD . Temperature and humidity sensor cannot detect temperature and humidityView AnswerAnswer:...
