一种使用废弃煤灰制造的自密实混凝土及其该混凝土的制造方法，其特征是用废弃煤灰取代原有自密实混凝土技术中的传统添加剂和化学流动剂，使使用本发明技术制造的自密实混凝土的成本比使用原有技术制造的自密实混凝土降低，而质量相等或略有提高。
[更多]
本发明涉及一种用于手指康复的佩戴式装置，所述装置(10)包括：织物材料(20)；以及EAP矩阵套(30)，所述EAP矩阵套(30)可操作性地连接到所述织物材料(20)以形成用于手指(5)的EAP促动器；其中，至少一个EAP矩阵套(30)与手指(5)的指关节对应，用于所述手指关于所述指关节相对运动。本发明采用EAP材料将电能转换成机械运动以提供重复的主动辅助运动，用于中风患者的手指康复，该佩戴式装置的柔韧性能好，且消耗的能量非常少，温度增加不多。
[更多]
The present invention relates to a strain gauge having a conductive fluid made of a glycerin/aqueous salt mixture, and methods of making the strain gauge. The strain gauge comprises a polymer sleeve; a fluid piezoresistive material made by the glycerin/aqueous salt mixture; a metal tube, a metal con.....
[更多]
Disclosed is an extendible emergency bump guard post arranged underground comprising a base with open top, a post placed in the base not in use and in vertical place in use and a protecting hood movably connected with one end of the base, wherein when the post is located in the vertical or horizonta.....
[更多]
A power light stick, comprising: a handle portion, for the user to grip, the front end of the handle portion is provided with an illumination means; hollow stick body portion connected to the handle portion, the upper portion of the stick body is provided with a rechargeable battery ; the stick in t.....
[更多]
| |< <- | [15] [16] [17] [18] [19] [20] [21] [22] [23] [24] [25] | -> >| |
