Concerning the incinerator’s operation, which of the following is not correct?()
A. Scavenging time should be more 30 seconds before igniting
B. The temperature of sludge tank is 80~100℃
C. First igniting the incinerator with diesel oil, when the temperature of health is about 600℃, the sludge oil drawn in
D. The ash can be dumped into sea when the distance is more than 3 miles from land
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下列哪一项是一个纯粹的有形物品的例子?()
A. 一台笔记本电脑与全面保修三年
B. 在线鞋的零售商,提供免费送货到家
C. 免费提供法律咨询的机构
D. 一张信用卡
E. 一袋薯片
建国初期,中国共产党在全国范围内对农业、资本主义工商业和手工业进行了社会主义改造。请问,社会主义改造的胜利完成有什么重要意义?