国产一级特黄a大片免费-国产一级特黄一级毛片-国产一级特黄毛片-国产一级特黄生活片-最新亚洲精品国自产在线观看-最新亚洲人成网站在线影院

Tenoning and assembly of rack shaping machine is one effective method of vertical wood spreading; the method can improve the utility ratio of wood, reduce the waste of wood. Sheet materials assembled after tenon-making and spreading are with little deformation in later period processing and their performance is superior to common sheet materials. While technology of rack shaping machine is spread and used in many areas in our country, rack shaping machine is also spread in many areas in our country. Rack shaping machine produced by our company integrated with foreign and Taiwan advanced technology has the features of compact structure, reasonable layout and high precision, and the machine is a good equipment for Rack shaping.