sharp sand

英 [ʃɑːp sænd]

美 [ʃɑːrp sænd]

网络  净砂; 精硅砂

机械

双语例句

• Sandblasting is the most commonly used coarsening process, in sharp sand, hard as well, the use of quartz sand, corundum and so on.
  喷砂是最常用的粗化工艺，砂粒以锋利、坚硬为好，可选用石英砂、金刚砂等。
• A rudaceous rock consisting of sharp fragments embedded in clay or sand.
  尖角的碎石嵌入粘土或沙而构成的砾质岩。
• It was hard, smooth sand, very different from the loose, sharp sand, mingled with kelp and shells, at Brewster.
  那是一种质地坚硬、手感爽滑的沙子，同布鲁斯特的掺杂着海藻和贝壳，松软扎手的沙子截然不同。