粗集料的强度常用()指标表示。
A.石料压碎值
B.坚固性
C.软石含量
D.洛杉矶磨耗损失
参考答案:A, D
Jordan kept his illness from his opponents before the final game ________ they might know about it.
A.now that
B.on condition that
C.for fear that
D.in order that
第八组: 患者,10岁男孩,一年来时有尿频、尿急、尿痛和排尿困难、尿流中断,改变体位后又能继续排尿。
首先应考虑
A.急性膀胱炎
B.前列腺炎
C. * * 狭窄
D.膀胱结石
E.输尿管结石