几个英语单词同音词:meet___ may___ weak___ pear___ 近义词:pants___ eraser___ fall___ student___反义词:pull___ rest___ turn on___ put on___
专利名称：Decrease the danger which is put to the automatic door manner and the device 发明人：MAAKU HEKURAA,マーク・ヘクラー 申请号：JP特願平2-325106 申请日：19901127 公开号：JP第2870664号B2 公开日：19990317 专利内容由知识产权出版社提供 摘要：PURPOSE: To enhance the safety by allowing ...
Decrease the danger which is put to the automatic door manner and the devicePURPOSE: To enhance the safety by allowing the door stop and reverse motion to be worked by an external interferential force and actuating the start in the full run of the door which is going to shut with an ...