颗粒的

• We must use the smallest size of solid present in appreciable quantity .
  我们必须用具有相当数量的最小颗粒的粒度。
• These particles range from coarse silt to sand or pebble size .
  这些颗粒的大小变化范围是从粗粉砂级到砂级或细砂级。
• For the lateral movement of solids we again need to specify a mechanism .
  对固体颗粒的横向运动，我们还需提出一种机制。
• Erosion of pipes and vessels from abrasion by particles can be serious .
  由于固体颗粒的磨蚀作用，管子和容器的磨损严重。
• Electron microscopy has been used for elucidating the shape and size of ha particles .
  电子显微镜曾用来观察腐植颗粒的形状和大小。
• The presence of water containing hard particles presents a difficult problem for the sealing .
  含有坚硬颗粒的水，给密封带来一个难题。
• Acid phosphatase was initially contained within a continuous membrane in a sedimentable particle .
  酸性磷酸酶最初包含在可沉淀颗粒的连续膜内。
• For preparative or batch procedures the gel size may be increased to a mesh of 50 to 100 .
  对于制备或成批操作，凝胶颗粒的大小可提高到50100目。
• Initially, large deformations take place as a result of grain movements and readjustments .
  最初，由于颗粒的移动和调整而使多孔介质发生较大变形。
• For measuring abrasion of catalyst particles, three basic attrition test apparatus are used .
  为了测定催化剂颗粒的磨损，可使用三种基本磨损测试装置。