percentage of water

• 含水量

percentage of water的用法和样例：

例句

1. Water content and EME index are reverse relations.
   含水量与电磁辐射指数成反相关。
2. It is now the matriarch of a veritable family of Mars spacecraft.
   另外，火星漫游号已绕轨一年多，它会测量地下含水量并拍摄红外线影像。