Which of the following is NOT true about hatch covers? A: Hatch covers can bear the weight of cargoes on deck. B: Hatch covers are watertight to prevent ingress of water into cargo holds. C: Hatch covers can be classified into folding type, lifting type and rolling type. D: Pontoon hatch cover consists of two large panels which can be open and closed at each hatchway.
Which of the following is NOT true about hatch covers? A: Hatch covers can bear the weight of cargoes on deck. B: Hatch covers are watertight to prevent ingress of water into cargo holds. C: Hatch covers can be classified into folding type, lifting type and rolling type. D: Pontoon hatch cover consists of two large panels which can be open and closed at each hatchway.
填充图案的命令是HATCH。()
填充图案的命令是HATCH。()
121. ____is known as a long hatch during loading operation.
121. ____is known as a long hatch during loading operation.
中国大学MOOC: Which of the following is NOT true about hatch covers?
中国大学MOOC: Which of the following is NOT true about hatch covers?
Hatch命令只创建非关联的图案填充
Hatch命令只创建非关联的图案填充
以下 （ ）对象都可以作为HATCH命令创建的边界
以下 （ ）对象都可以作为HATCH命令创建的边界
使用Hatch命令填充图案，要求边界必须封闭。（ ）
使用Hatch命令填充图案，要求边界必须封闭。（ ）
智慧职教: ()图形不能用HATCH命令进行图案填充。
智慧职教: ()图形不能用HATCH命令进行图案填充。
Hatch命令创建图案填充，要求边界一定要封闭。
Hatch命令创建图案填充，要求边界一定要封闭。
In Hatch No.3 lower hold there are a lot of materials for dunnaging，（）paper，nets，planks and tapes.
In Hatch No.3 lower hold there are a lot of materials for dunnaging，（）paper，nets，planks and tapes.