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Common codes for HVAC pipeline design

Codes commonly used in HVAC mapping Code Chinese name English name ATM Atmospheric (pressure) Atmosphere B.B Buyer Supply By Buyer BL Device area boundary Battery Limit BOD Duct bottom Bottom of Duct BOP Tube bottom Bottom of Pipe B.S Vendor supply By Seller B.V Factory supply By Vendor CC Medium to medium Center to Center CE Mid to endpoint Center to End CF Mid to noodle Center to Face CE D Center Elevatial CL Centerline Center Line C.S Carbon steel Carbon Steel DEG degree Degree D diameter Diameter DBT Dry bulb temperature DryBulb Temperature DN Nominal diameter Nominal Diameter DR Discharge Drain EL elevation Eleration GL elevation) Ground Level H.P high pressure High Pressure Id the inside diameter of Inside Diameter IN inch Inch ISO Axonometric Isometric Drawing L.P Low pressure Low Pressure MAX maximum Maximum MIN Minimal Minimum N north North N.W net weight Net Weight OD Outer diameter Outside Diameter PID Pipeline flow chart Piping Instrument Diagram PN Nominal pressure Nominal...
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Gree air-conditioning duct machine introduces ordinary static pressure type

FG series Gree air-conditioning duct machine is energy-saving and high-efficiency, with a wide range of application and convenient installation. It can be used in various places such as homes, villas, small and medium-sized offices, etc. The specific characteristics are as follows: 1. The ultra-thin design of the fuselage improves the freedom of design and installation; the minimum thickness is 220mm, which can meet the decoration requirements of modern families and is convenient for maintenance. 2. Minimum 2.6KW, maximum 14KW; maximum static pressure 100Pa; flexible and diverse models allow users to choose freely and carefully meet your every need. 3. The unit has a unique energy-saving setting, which can set the upper and lower values ​​of the temperature to avoid waste caused by misoperation; the optional power-off memory function reduces the complexity of repeated settings. 4. According to the needs of the installation site, you can flexibly determine the form of return air (bottom...
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Renovation of old buildings in Dongguan

Toilet decoration, do not need magnificent, but the design must be reasonable! Toilet use space is limited, and we have to arrange sanitary ware, sanitary ware, household appliances in this limited space, which needs to pay attention to many things: material selection, design, water circuit, water leakage, etc. Material selection 1. The materials for ceiling must be waterproof, such as aluminum gusset plate, and anti-corrosion and anti fading materials. 2. Bathroom door is best made of glass, glass waterproof, not easy to fade, easy to clean. The glass is plastic and beautiful. 3. The ground had better lay antiskid ceramic tile, although antiskid ceramic tile is not easy to clean, but more safe, certainly is more important. 4. Wash basin had better use porcelain basin, its make the basin under the stage, beautiful and practical. The selection of faucet should also consider the size and thickness of the wash basin. Toilet is the key point in family decoration, which can affect the own...
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integrity service Zhoushan glazed tile transparent tile

Haining qianpeng tile industry Co., Ltd. for your detailed interpretation of dikdd1 Zhoushan glazed tile related knowledge and details, resin tile manufacturers must pay attention to the development of the Internet to promote! However, network promotion is not a panacea to cure all kinds of diseases, and not all the products sold by Shijiazhuang synthetic resin tile enterprises share the same way. The current network marketing mode theory proves to be effective, while the sales goods that must be checked and touched in advance are not suitable to promote and purchase, but can manipulate the network promotion to publicize the sales of Shijiazhuang synthetic resin tile Brand promotion. This is caused by the design defect of synthetic resin tile. "Flat to slope" refers to the house repair behavior that the flat roof of multi-storey residence is transformed into sloping roof under the permission of building structure, and the facade is not repaired and covered, so as to improve t...
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