ground stress的用法和樣例：
例句
- It gives the scientific voice way of horizontal crustal stress by gravity.
給出了重力所致水平地應力的科學(xué)表達方式。 - Vertical stress makes rock stratum reforming voussoir beam, horizontal in-situ stress is the main source to cause the voussoir beam crushed.
豎直方向地應力使頂板巖層形成鉸接拱結構，水平地應力是拱鉸壓碎的主要力源。
