designer handbag factories qualified for exports
2019-12-22
In the future, Shenzhen Yuan Feng Xing Ye Technology Co.,Ltd. will do our best to serve customers. Get quote! Compared with other products in the industry, silicone bags has more obvious advantages which are reflected in the following aspects. Yuan Fenghas an excellent team consisting of talents in R&D, production and management. We could provide practical solutions according to actual needs of different customers.

Computer room air conditioning design tips you don't know Lead: in some cases, some owners orDecoration CompanyNot considering the computer room.Air conditioningThe rationality of the design has caused many losses that should not have occurred. It is undoubtedly necessary to know more about the air conditioning design of the computer room. Next, let me quickly explain more problems that should be paid attention to in the air conditioning design of the computer room!Because it is a computer room with a large number of precision electronic equipment such as computers, many of the equipment in it is greatly affected by its humidity and temperature, and its performance is also affected to varying degrees. In order to protect these vulnerable electronic components, mechanical components and materials, and select the appropriate computer room air conditioner, the following points need to be paid special attention:(1) According to the calorific value of the equipment in the computer room, the c

Principle of multi-media filter A multi-media filter uses one or more filter media,At a certain pressure, water with high turbidity is passed through granular or non-granular materials of a certain thickness,So that the process of effectively removing suspended impurities to clarify water,The commonly used filter material has quartz sand,Anthracite,Manganese sand, etc,It is mainly used for removing turbidity from water treatment,Softened Water,Pre-treatment of pure water, etc,The turbidity of the effluent can reach less than 3 degrees.The top floor of the bed consists of the lightest and thickest grade material,The most heavy and fine grade materials are placed in the lower part of the bed.The principle is to filter by depth--The larger particles in the water are removed on the top floor,The smaller particles are removed in the deeper depths of the filter medium.So that the water quality reaches the standard after coarse filtration.The equipment is pressure type,The principle is that whe
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