A.暖气中用水做传热介质
B.沙漠气温比海边变化显著
C.水的沸点比酒精高
D.稻田晚上灌水防止夜间温度降得过低
答案:C
The world’s population is growing ______ and there is _______ land and water for growing rice.
A.more; less
B.larger; fewer
C.larger; less
D.more; fewer
患者的精神心理因素对义齿修复不会造成影响的有()
A.对义齿的适应程度
B.对义齿的维护
C.对义齿的满意程度
D.修复过程中的依从性
E.义齿的稳定性