首页 / 官方藏书 / The Mechanical Properties of Wood / Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing / WEIGHT, DENSITY, AND SPECIFIC GRAVITY
首页 / 官方藏书 / The Mechanical Properties of Wood / Including a Discussion of the Factors Affecting the Mechanical Properties, and Methods of Timber Testing / WEIGHT, DENSITY, AND SPECIFIC GRAVITY