Q:Poisoning diagnosis and grading standards

clinical manifestations of disturbance of consciousness, and exclude other diseases caused by changes in central nervous system function before the diagnosis of acute benzene poisoning; according to the degree of disturbance of consciousness, Severe secondary.

Q:Ordinary plywood is divided into four categories

According to different density, divided into 80, 70, 60 three categories. Quality level for the premium, one, two three

Q:Plywood can improve timber utilization and is a major way to save wood.

Pure solid wood furniture is that all the furniture materials are solid wood, including the desktop, wardrobe doors,

Q:Furniture solid wood and plywood which is better? Such as bed `wardrobe` TV cabinet `table

on the requirements of the multi-layer solid wood flooring as strict, which is our daily common plywood or plywood bending reasons.

Q:What are the advantages and disadvantages of plywood?

usually with odd-level veneer, and the adjacent layer of veneer Of the fibers are perpendicular to each other.

Q:A brief introduction to plywood

The number of layers is generally odd, and few are even. Vertical and horizontal direction of the physical and mechanical properties of small differences

Q:Plywood is generally used in applications where the strength and stability of the material are relatively high

For example: Yunshan plywood is a soft Murray plywood, it can be used for housing flooring, walls and ceiling, coated surface can also be sprayed after the coating.

Q:What is medium density fiberboard

Its thickness specifications are 2.7,3,3.5,4,5,5.5,6,7,8 mm, commonly used specifications are 3,3.5,4 mm.

Q:The basic principle of plywood

but the symmetrical center plane in any two layers of symmetrical veneer on both sides and the same thickness. The panel does not allow the same species.

Q:Multilayer plywood with what method is fixed

usually with odd-level veneer, and the adjacent layer of veneer Of the fibers are perpendicular to each other