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- Apparent specific gravity of soil 土壤假比重
- Specific gravity of soil particle 土粒比重
- Investigation the Specific Gravity of Soil 土的比重研究
- Granted the weight and the specific gravity of a body, we can calculate its volume. 假设已知一个物体的重量和比重，我们就能算出它的体积。
- A hydrometer for measuring the specific gravity of urine. 尿比重计衡量尿的比重的液体比重计
- Standard Test Method for Specific Gravity of Soil Solids by Gas Pycnometer 用气体比重瓶法测定土壤固体粒子比重的标准试验方法
- Standard Test Methods for Specific Gravity of Soil Solids by Water Pycnometer 通过水比重瓶测定土壤固体比重的标准试验方法
- specific gravity of soil 土壤比重
- A hydrometer used to determine the specific gravity of acid solutions. 酸液比重计用来测定酸液比重的液体比重计
- Magnesium is a light metal--having a specific gravity of 1.74 at 20 degrees C. 镁是一种轻金属，在20摄氏度时的比重为1.;74。
- The bulk density and specific gravity of surface soil in P. massoniana forest land was largest, followed by bush forest land, that of natural evergreen broad-leaved forest land was smallest. 表层土壤容重和比重马尾松林地为最大，灌木林地次之，天然常绿阔叶林地最小；
- Granted the weight and the specific gravity of a body,we can calculate its volume. 假设已知一个物体的重量和比重，我们就能算出它的体积。
- In this range, the pressure drop increases in proportion to the specific gravity of the mixture. 在这个范围内压力差的增加与深水的比重成比例。
- The specific gravity of a material is the ratio of its density to that of water and is therefore a pure number. 物质的比重指的是物质的密度与水的密度的比值，所以是纯数。
- Hydrometer An instrument used for measuring the specific gravity of a liquid or solution. SeeBaume hydrometer. 量度液体或溶液的比重的仪器。参阅波美比重计。
- You may tell the specific gravity of a certain object by knowing its weight in air and its weight in water. 只要知道某一物体在空气中的重量和在水中的重，你就能说出其重量。
- Hydrometer: An instrument used for measuring the specific gravity of a liquid or solution. 比重计:量度液体或溶液的比重的仪器。
- A standard vessel used in measuring the density or specific gravity of materials. 比重瓶一种标准容器，用于测量物质的密度或比重
- Properties: White powder with Specific Gravity of 7.10, easily absorb moisture, without flammability and causticity. 物理性能：白色粉末，比重7.;10，易吸湿，无可燃性和腐蚀性。
- In addition,the specific gravity of wood (SGW) decreased with the tree height increasing. 木材的基本密度随树高部位上升而有递减趋势。
