熟悉与审查设计图的程序通常分为自审阶段、____和现场签证阶段三个阶段。
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____是施工企业内部控制各项成本支出、考核用工、“两算”对比、签发施工任务单、限额领料、基层进行经济核亥算的依据。
技术准备是施工准备工作的核心。()
A. 对
B. 错
The notion of a language is not monolithic and there really exist many types or varieties of the same language. Some language variations result from the language user, that is , his or her geographical origin (__________), or his or her social condition (__________). However, some language variations result from the circumstances of communication, such as __________ and Ligua Franca , taboo and __________ as well as__________.
下列关于西方科学教育源头说法正确的是:
A. 柏拉图在《理想国》一书中指出,6-12岁的儿童应学习认识日月星辰
B. 古希腊文明是西方科学文化的历史源头
C. 古希腊哲学家认为,人具有理性,能够认识自然
D. 亚里士多德在教学中利用挂图和标本,重视对事物的观察