铁酸钙与铁酸二钙是（）的化合物，它在还原过程中有良好的（）。
参考答案：强度高还原性好；热稳定性
Jerry saw his dog limping on a bloody leg and jumped up the conclusion that it had been shot.
A．jumped over
B．jumped to
C．jumped for
D．jumped through
憋尿时下腹部被踢伤多引起（）
A.膜部 * * 损伤
B.球部 * * 损伤
C.膀胱损伤
D.输尿管损伤
E.肾损伤
