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- median grain diameter 粒度中值
- The average grain diameter as determined from a random cross section. 从材料任一横截面上测量的晶粒直径的平均值。
- Turfy not too fine, pearlite grain diameter 3 - 4 millimeter, vermiculite grain diameter 3 - 5 millimeter are idealer. 泥炭不要太细,珍珠岩颗粒直径3-4毫米,蛭石颗粒直径3-5毫米比较理想。
- The dynamic light scattering is an effective method to measure grain diameter in nanon and submicron. 动态光散射技术是测量纳米及亚微米颗粒粒径的有效方法。
- The zinc powders are classified as ordinary,fine and ultra-fine according to the grain diameter and spherical,lamellar and irregular according to the grain shape. 锌粉按粒径大小可分为普通锌粉、细锌粉和超细锌粉,按形状可分为球状锌粉、片状锌粉和不规则形状锌粉。
- The sorption experiments were conducted to study the influence of different sediment grain diameter sizes on the sorption/desorption of 1,2,4,5-tetrachlorobenzene. 摘要采用静态吸附实验，研究不同粒径沉积物的基本性质及其对1,2,4,5-四氯苯吸附／解吸性能的影响。
- In this paper, all factors effecting cement permeability are anglicized first, such as water cement ratio, cement grain diameter porosity, cement type and permeabiliuy increaser. 分析了影响水泥石绝对渗透率的各种因素,包括水灰比、颗粒半径、孔隙度、水泥类型和增渗剂等。
- Soil grain diameter accumulation curve 土壤粒径累积曲线
- The grain crop has gone down this year. 今年的粮食作物产量下降了。
- This lens can magnify 20 diameter. 这个透镜能放大20倍。
- The diameter of the tree-trunk is about 2 meters. 这树干的直径大约是2米。
- The company is an international trader in grain. 这家公司是国际粮食贸易公司。
- Mineral Composition of Road Dust with Different Grain Diameter in Xi'an 西安市路面积尘不同粒径矿物组成研究
- Their speculative buying of grain is illegal. 他们投机购买谷物是不合法的。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- Bad luck goes against the grain. 厄运总是令人讨厌的。
- Measure the diameter of this circle. 量一下这圆的直径。
- Stores of grain are frequently attacked by pests. 储存的谷物经常受到害虫的破坏。
- We must gauge the diameter of wire first. 我们必须先测量电线的直径。
- Our grain output will be3.7 times that of1960. 我们的粮食产量将是1960年的3。7倍。
