【多选题】In “Nothing gold can stay”, what are the symbolic meanings of “gold”?
A.
Gold represents something priceless.
B.
Gold represents something beautiful.
C.
Gold represents beauty that implicates the state of excitement deep inside your innermost heart.
【单选题】TRIZ中剪裁后的工程系统成本更( ),更加( )。
【判断题】Jesse melted down his gold medals and presented Luz a gold plate to commemorate their friendship.
【判断题】钻头代号为241XHP5的钻头适用于中硬地层,它的直径为241mm的镶齿密封滑动喷射式三牙轮钻头。
【简答题】作业要求: (1)绘制图框和标题栏,并按示范图例绘制图形; (2)用A4纸竖放,绘图,标注尺寸,比例1:1. 绘图步骤: (1)用粗实线画图框; (2)在右下角画标题栏,并注明姓名、学校、比例等信息; (3)按图例所注尺寸作图; (4)核对底稿,擦去多余图线(适当保留作图痕迹); (5)描深图形的轮廓线; (6)标注尺寸。
【单选题】TRIZ中剪裁后的工程系统成本更( ),更加( )。