【简答题】t 0.01 (11) (请保留两位小数,否则系统将判错)
【判断题】( )板料弯曲时,回弹角的大小与板料的弹性、厚薄及弯曲半径等因素有关。
【单选题】We have been doing business in this line since the end of World War II. Which of the following can be used to replace the underlined word without changing the meaning of the sentence?
【判断题】Since the meaning of a sentence can be changed by stressing either of the two ideas, we must decide beforehand which idea of the two is more important, and try to make our purpose obvious to the reade...
【多选题】以下哪些可作为减小压弯回弹的主要措施?
A.
将凸模角度减去一个回弹角,使板料弯曲程度加大,板料回弹后恰好等于所需要的角度
B.
采取校正弯曲,在弯曲终了时进行校正,即减小凸模的接触面积或加大弯曲部件的压力
【判断题】板料弯曲时,回弹角的大小与板料的弹性、厚薄以及弯曲半径等因素有关。
【单选题】What’s the meaning of “succumb to” in “Since the tragedy, thousands more have succumbed to gas-related diseases.”?
【判断题】在借 贷记账 下, “ 借”、“ 贷 ” 只作 为记账 符号使用,用以表明 记账 方向 费 用 类 科目的 结 构与 资产类 科目 结 构完全相同。( )