1·The reducer can use the multirow crown bar wriggling reducer.
减速装置可采用多排顶杆蠕动减速装置。
2·Lohan, 23, celebrated her homecoming by hitting several clubs, but the good times didn't seem to rolling on Friday night, when she appeared to be in tears while exiting Crown Bar.
罗汉，23岁，为了庆祝她的返乡，去了几个俱乐部，但这样的好景似乎不长，在星期五晚上，当她在走出皇冠酒吧时似乎在流泪。
3·Objective to investigate the dimensional changes of casting pure titanium palatal bar, clasp and crown seated on the abutment before and after automatic grinding.
目的考察铸钛腭杆、卡环和全冠自动研磨前后的精度变化。