椴木
1.The results show that the birch and basswood LVL beams have bigger density and MOR,upper MOE.
2.deciduous trees with smooth usually silver-gray bark of North America and Europe and Asia: lime trees; lindens; basswood.
3.Air permeabilities of four kinds of wood chip aggregates of different species such as poplar, birch, basswood and elm were experimentally studied.
4.For different exposures,the MPFs are:36 2% for linden,26 3% for fir,15 7% for lacebark pine,9 6% for birch and 2 1% for polar.
5.Results The positive frequency of micronucleus in bass wood-exposed workers with different length of service(0～,5～,≥10 a) were 50.0%,51.9%,50.0% respectively,significantly higher(P<0.01) than that of the control group(4.5%).
6.Put board together: Adopt seeds of trees famous and precious such as pine , oak wood , basswood , birch , Quliu, saw Cheng waits for specification board method, high temperature drying passes and natural drying is wrot all round the day afer tomorrow, is spread glue hot-forming, but is made from arbitrarily the breadth finished product.
7.Shuaiqi Company can supply the following products in large quantity throughout the year as: (1) Species of the Northeast:manchurian-tree wood, oak solid wood, birch, basswood, mongolian scotch pine, Korean pine, cembra pine, white beech, elm wood, and aspen wood, etc. (2) Species of Yuannan: Birch wood, white birch, rubber wood timber, gold teak veneered wood, etc.(3) Rotary species: peach, Okoume, basswood, birch wood, poplar, padauk wood, etc.(4) Imported species: red rubber, cherry, black Walnut, Thailand teak, sapelli, ayous, etc.
8.Exhibit: American hardwood lumber and floorings. Species include Red Oak, White Oak, Ash, Hard Maple, Soft Maple, Hickory, Cherry, Basswood, Beech, Birch, Curly Soft Maple, Butternut, White Pine, etc.
9.in the vapor phase with acetic anhydride or thioacetic acid has been carried out using potassium acetate or pyridine as catalyst.
10.It has luxuriant forest here with various of rare trees such as Korean pine, spruce, Manchurian ash, birch, oak an linden, etc. all kinds of wild plant and officinals such as ginseng, dengshen, acanthopanax , fruit of Chinese magnoliavine, etc. large amount of mountain delicacies such as an edible fungus, hedgehog, mushroom, brake, etc .abundant mineral resources such as gold, copper, iron, dolomite and limestone, etc.
