mealy sand

• 粉砂土,粉砂

mealy sand的用法和样例：

例句

1. The sand is separated from the silt and clay by wave sorting.
   砂粒在波浪分选作用下从粉砂及粘土中分出。
2. 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。