【判断题】计算机最早的应用是游戏,然后才是科学计算
【判断题】一个零件程序是 按程序段的输入顺序 执行的,而不是 按程序号的顺序 执行的,也就是即使排在前面的程序段的程序号比后面程序段的程序号大,也是 排在前面的程序段先执行,也就是程序执行的先后与程序号无关 。
【简答题】油漆、涂料、裱糊及其他工程中可以分为哪些清单项目?
【判断题】一个零件程序是按程序段号的顺序执行的,而不是按程序段的输入顺序执行的。
【单选题】Passage 2 1.
A.
That parents having full-time jobs have to keep little kids occupied.
B.
That parents have to try their utmost to keep their kids quiet.
C.
That parents living in the city have little peace and quiet.
D.
That parents buy their young kids expensive electronic products.
【简答题】根据树脂在加热和冷却时所表现的性质,塑料可分为热塑性塑料和( )性塑料;聚氯乙烯属于( )性塑料,而酚醛树脂,即“电木”属于( )性塑料。