文档预览： SOLID WOOD PRODUCTS EFFECTS OF ELEVATED AND HIGH-TEMPERATURE SCHEDULES ON NARP IN SOUTHERN YELLOW PINE LUMBER QINGLINWU W. RAMSAY SMITH less maximum and average warp than ABSTRACT boards ... 点击下载

文档预览： 12-1 Drying and Control of Moisture Content and Dimensional Changes William T. Simpson Chapter 12 Contents Determination of Moisture Content 12-1 Oven-Drying Method 12-2 Electrical Method 12-2 Recommended Moisture Content 12-3 Timbers 12-3 ... 点击下载

文档预览： Recommended Citation: Wood Use: U.S. Competitiveness and Technology—Volume II-Technical Report (Washington, DC: U.S. Congress, Office of Technology Assessment, OTA-M-224, November 1984). Library of Congress Catalog Card ... 点击下载

文档预览： Special types of concrete are those with out-of-the-ordinary properties or those produced by unusual techniques. Concrete is by definition a composite material consisting essentially of a binding medium and aggregate particles, and it can take ... 点击下载

文档预览： 2 Forest Science 49(6) 2003 1969; Murphey et al. 1979, Farm and Wilcox 1968, Farm 1970, Olson et al. 1985, Beaudoin et al. 1992, Koubaa et al. 1998, Geyer et al. 2000). However, most of these studies were either performed on a single site or ... 点击下载

文档预览： 7 SOUTH AMERICAN WOODS S.A., Cartagena, Colombia sales@sawcol.com BULNESIA ARBOREA BULNESIA ARBOREA BULNESIA ARBOREA TRADE NAME: TRADE NAME: TRADE NAME: VERAWOOD, MARACAIBO LIGNUM-VITAE ... 点击下载

文档预览： SALT MIGRATION AND SHRINKAGE IN FIRE-RETARDANT-TREATED LUMBER* Robert W. Erickson and Neal R. Baker College of Forestry University of Minnesota St. Paul, Minnesota INTRODUCTION There are definite indications of increased ... 点击下载

文档预览： Upper CanadaStone Company Ltd. -Upper Canada Minerals, Inc. 3094 Line4N. RR#1 Shanty Bay, ONL0L 2L0 ph: 800-806-0000 fax: 705-835-7535 www.uppercanadastone.com Sample Name: Eldorado Chocolate Dimension Stone Report Date: 1 ... 点击下载

文档预览： Madeira Serrada Painéis PMVA Carvão vegetal Celulose Manejo e Usos ANGELIM Nome Científico: Hyemenolobium petraeum Ducke Fabaceae. Outros nomes e Espécies Afins: Angelin-Pedra, Angelim-Rosa, Angelim-Grande, Angelim-do ... 点击下载

文档预览： 6.4 Formaldehyde and Wood-Based Panels Formaldehyde is a pungent, colourless gas composed of the elements carbon, hydrogen and oxygen. Formaldehyde is a naturally organic substance that is present all around us. Formaldehyde does not ... 点击下载