【多选题】在AutoCAD的PLINE命令中,提示Arc/close/Ualf/width/Length/Undo/Width/:下列说法正确的是()
D.
Halfwidth设定的线宽表示多义线的线宽
【多选题】当输油管道或油库储罐发生火灾,必不可少的灭火剂是。
【判断题】在AutoCAD中,LINE、ARC、PLINE、SPLINE等命令都具有绘制闭合图形的功能。
【多选题】输油管道或油库储罐发生火灾,必不可少的灭火剂是 ( ) 。
【判断题】在 AutoCAD 中, LINE (直线)、 ARC (圆弧)、 PLINE (多段线)、 SPLINE (样条曲线)等命令都具有绘制闭合图形的功能。
【判断题】在AutoCAD中,LINE、ARC、PLINE、SPLINE等命令都具有绘制闭合图形的功能。
【单选题】Which description about the meaning of all colored arc showing on ASI, such as green, white, yellow arc and red line are not correct?
A.
The green arc marks the flap operating speed range, while the white arc is the normal operating speed range.
B.
The white arc marks the flap operating speed range, while the green arc is the normal operating speed range.
C.
The green arc denotes the cautionary speed range, while the red Radial line marks as V NE (Never Exceed Speed).
D.
The white arc denotes the cautionary speed range, while the red Radial line marks as V NE (Never Exceed Speed).
【简答题】在AutoCAD中画圆弧的命令是 (A)Circle (B)Line (C)Arc (D)Polygon
【判断题】在AutoCAD中,LINE、ARC、PLINE、SPLINE等命令都具有绘制闭合图形的功能。( )