A.atB.onC.inD.over
A. at
B. on
C. in
D. over
A.burntB.blownC.cutD.cooled
A. burnt
B. blown
C. cut
D. cooled
完整石英岩断裂前的应力应变曲线最有可能接近下图()的曲线形状。
A. 直线
B. S形曲线
C. 应变硬化型曲线
D. 应变软化型曲线
A.deeplyB.badlyC.quicklyD.heavily
A. deeply
B. badly
C. quickly
D. heavily