A series of drying tests on Larch Lumber and a theoretical analysis led to the follow-ing conclusions:1.Steaming pretreatment is a very powerful means to decrea
Oblique cutting of wood is an important form of cutting wood.With the developingof woodworking industry,it is widely used in wood machinary processing such as p
Hainan eldi’s deer is a precious species of deer in the tropic zone,it is regardedas the first—class animal under protection in China.Based on all-year-round