There are some differences of principal stress between secondary tectonic areas.
不同构造区主应力方向存在一定的差异。
The principal stress traces represent the directions of principal stresses inside an object.
主应力迹线是代表主应力方向的曲线簇。
The maximUm difference of failure strength among various principal stress direction is up to 30%.
不同主应力方向的破坏强度最大差别可达30%。
One, it helps them relax and relieve stress, so this is perhaps the principal reason.
第一，它帮助人们放松舒缓压力，这可能是主要原因。
One, it helps them relax and relieve stress, so this is perhaps the principal reason.
第一，它帮助人们放松舒缓压力，这可能是主要原因。
应用推荐