【简答题】听力原文:If a British person wants to borrow a pen, what will he say? If a British person wants to borrow a pen, what will he say? He will say,'______'.
【判断题】苯酚分子的苯环上连有吸(拉)电子基团时酸性减小,连有给(供)电子基团时酸性增强。
【简答题】汽车天窗按结构形式可分为哪些? What kinds of automobile skylights can be divided into according to their structural forms?A. 内藏式 Inner styleB. 外傾式 External styleC. 敞篷式 1placesD. 手动式 Manual
【简答题】在 LED 封装过程中,列举五种 LED 固晶的失效模式。
【多选题】按计划成本分配法分配辅助生产成本时( )
【多选题】汽车天窗按结构形式可分为哪些? What kinds of automobile skylights can be divided into according to their structural forms?