A snatch block is a（）.
A: block used only with manila rope
B: chock roller
C: hinged block
D: strong block used for short，sharp pull
A: block used only with manila rope
B: chock roller
C: hinged block
D: strong block used for short，sharp pull
举一反三
- The Switch block in the Signal Routing block library can be used to implement a piecewise function.
- What character is used in the program at the end of a block? A: ; B: / C: ( D: )
- The block style is the most common format and is widely used nowadays.
- Which pattern/ patterns can not be used to structure a comparison or contrast paragraph? A: Block Arrangement B: Point-by-point Arrangement C: Piece Arrangement D: Block Arrangement and Point-by-point Arrangement
- 创建内部块的命令是（）；创建外部块的命令是（）。 A: Block;Insert; B: WBlock;Block; C: Block;Block; D: Block；Wblock;