4k tv buying guide

Date: Apr 02, 2019  | Click 46 times  |  Author:enthusiast

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4k tv buying guide:

4K TV is also necessary from the current point of view, 4K is 4 times the 1080P pixel point, the picture clarity will be more delicate. Alt



Tv buying guide 2019

Date: Apr 02, 2019  | Click 35 times  |  Author:admin

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Tv buying guide 2019:

Before buying TV, I often find some information to look at the TV purchase method and precautions. There are some things to pay attention



How to choose a good display, what is the color gamut in the display parameters?

Date: Jan 09, 2019  | Click 97 times  |  Author:admin

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I believe many people will refer to the numerical parameter variety in the purchase of the display, like panel, display size and resolution, interface and so on



What is a laser TV? What is the role of a laser TV?

Date: Jan 09, 2019  | Click 58 times  |  Author:admin

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Many people on the concept of laser TV is not very understanding, today we will talk about the basic problems of laser tv. We mainly from two aspects to analyze



Details what is a laser TV

Date: Jan 06, 2019  | Click 15 times  |  Author:admin

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What is the laser TVTV (LASERTV) is the use of laser diode pumped solid-state laser material to produce red, green and blue three wavelength CW laser as a light



Uled TV and Quantum Dot TV which is better

Date: Jan 06, 2019  | Click 38 times  |  Author:admin

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Uled TV.ULED TV is to enhance the effect of television to optimize the TV from the back light source, backlight with area dynamic control technology and HiView



Seven common faults and maintenance methods of induction cooker

Date: Jan 06, 2019  | Click 11 times  |  Author:admin

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Seven common faults and maintenance methods of induction cooker


Fault 1: Induction cooker does not heat
Maintenance method: If the indicator light is on when



Analysis of the reason why microwave oven does not heat

Date: Jan 06, 2019  | Click 13 times  |  Author:admin

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Generally divided into low voltage faults and high voltage faults cause no heating.

1. The low-voltage fault is generally caused by a problem with the low-vol



Analysis of the cause of sparking in microwave oven

Date: Jan 06, 2019  | Click 5 times  |  Author:admin

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Analysis of the cause of sparking in microwave oven


Cause of magnetron failure

There are two main types of failures in magnetrons: one is not heating; the ot



What is the difference between convection oven and microwave oven and convection oven?

Date: Jan 06, 2019  | Click 20 times  |  Author:admin

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What is the light wave stoveOven called light wave microwave oven, the biggest difference between it and ordinary microwave oven, in its heating mode. The commo



How to choose a home central air conditioner

Date: Jan 06, 2019  | Click 5 times  |  Author:admin

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How to choose a home central air conditioner



Central air conditioning technical parameters: cooling capacity

The amount of cooling provided by the central a



Central air conditioning system common fault repair method

Date: Jan 06, 2019  | Click 14 times  |  Author:admin

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Central air conditioning system common fault repair method



1. Insufficient configuration of air conditioning heat and cold load

1. Simply configure the air



Talking about the maintenance and maintenance skills of central air conditioning system

Date: Jan 06, 2019  | Click 14 times  |  Author:admin

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Talking about the maintenance and maintenance skills of central air conditioning system



People's living standards are increasing, and the requirements fo



Which is better than central air conditioning and ordinary air conditioning?

Date: Jan 06, 2019  | Click 17 times  |  Author:admin

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Which is better than central air conditioning and ordinary air conditioning?

1, installation costs

Consumers who install central air conditioners consider th



How to judge the quality of air conditioners

Date: Jan 06, 2019  | Click 7 times  |  Author:admin

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How to judge the quality of air conditioners



Household air conditioners are different from other household appliances. There are many factors to measure the



What is an air conditioning screw unit

Date: Jan 06, 2019  | Click 2 times  |  Author:admin

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What is an air conditioning screw unit



The central air conditioner of the screw chiller is a unit designed by a proprietary screw rotor type. It mainly drive



The working principle of air conditioning screw unit

Date: Jan 06, 2019  | Click 11 times  |  Author:admin

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The working principle of air conditioning screw unit


Its working principle is: the compressor rotor is directly driven by the motor, the double circuit design



How indoor central air conditioning works

Date: Jan 06, 2019  | Click 3 times  |  Author:admin

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How indoor central air conditioning works



Principle of refrigeration

Liquid vaporization refrigeration is achieved by utilizing the heat release effect duri



How to prevent electrical radiation

Date: Jan 06, 2019  | Click 8 times  |  Author:admin

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How to prevent electrical radiation



Don't let the electric appliances get together. Don't put the household appliances too concentrated or often use



What are the radiation of household appliances?

Date: Jan 06, 2019  | Click 2 times  |  Author:admin

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What are the radiation of household appliances?


The amount of electromagnetic radiation emitted by television is about 20 milligauss, and there are many types



Indoor central air conditioning has no radiation

Date: Jan 06, 2019  | Click 5 times  |  Author:admin

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Indoor central air conditioning has no radiation



Radiation sources in household appliances generally have radiation (such as computers, TV screens, rays emit



A brief introduction to several common air conditioning compressor

Date: Jan 06, 2019  | Click 10 times  |  Author:admin

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When it comes to the air conditioning compressor, believe that everyone is familiar with, the air conditioning compressor is compressed refrigerant driving role



The operation principle and internal structure of air conditioner compressor

Date: Jan 06, 2019  | Click 2 times  |  Author:admin

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On the air conditioning compressor, which belongs to the refrigeration system, generally used for air conditioning and refrigerator freezer, refrigeration equip



Common failure analysis and solution of the air conditioning compressor

Date: Jan 06, 2019  | Click 4 times  |  Author:admin

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The air conditioning compressor is the heart of the refrigeration system, the refrigerant is the power source can circulate in the system. The basic working pri



The air conditioning compressor you need to know about the use and replacement note

Date: Jan 06, 2019  | Click 15 times  |  Author:admin

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The air conditioning compressor is key to maintaining the refrigeration refrigeration system, many links all must depend on the air conditioning compressor can



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