pull out rolls造句

2 . before using this product , it is required to check the appearance of safety rope and conduct trial lock for2 - 3 times trial lock method : it is easy to pull out roll - up safety belt , which muse be locked if it is pulled forcibly and can draw back into the device while loosening hand . if safety rope can not draw back into completely , just pull it out a little bit and that will be ok
2 .使用本品前应对安全绳外观做检查,并试锁2 3次试锁方法:慢慢拉出卷收安全带轻松自如，用力猛拉卷收安全带应能锁止,松手时安全带应能自动回收到器内,如安全带绳未能完全回收,只需稍拉出一些安全绳即可。
It's difficult to find pull out rolls in a sentence. 用pull out rolls造句挺难的