只要实行市场经济,就必然实现资源的合理配置。()
参考答案:错
解析:市场规律来调节市场经济可能会出现自发性、盲目性和滞后性,因此市场经济不一定会实现资源的合理配置。
某厂锅炉房安装了两台燃煤链条蒸汽锅炉,采用多管旋风除尘器,除尘效率为92%,因附近居民反映有烟尘污染,环保部门进行了罚款,并要求提高除尘效率,达到排放要求。厂方经研究决定冉增加一级相同的除尘器。则改造后,除尘系统总效率为( )。
A.98.75%
B.96.5%
C.95.86%
D.99.36%
Many people in Europe in the Middle Ages thought that Galileo was wrong, but he was right ______ . [ ]
A. in all
B. all in all
C. after all
D. first of all