The invention provides a flexible ultrasonic transducer array, which comprises at least two ultrasonic transducer units and flexible layer medium. The ultrasonic transducer is arranged in the flexible layer medium or on the surface of the flexible layer medium in the form of array; an ultrasonic dev.....
[Detail]
The invention provides an apparatus for measuring the dynamic thermal and moisture transfer of textile fabric, and comprises a bionics model component, at least a group of second sensors and a data collecting and controlling device. The bionics model component includes a heat retainer, a sweat disch.....
[Detail]
The present invention provides an optical fiber having the gas laser and the laser optical fiber ring laser gyroscopes. The optical fiber comprises a gas laser excitation gas, the excitation source and the optical cavity, characterized in that the optical cavity by the hollow fiber and single mode f.....
[Detail]
The utility model provides a dozing detection alarm which comprises a brain wave data acquisition unit which comprises an electrode contacting the heads of detected people, a signal processing circuit, an alarm device and a digital signal processor which is respectively connected with the brain wave.....
[Detail]
一种可转换款式的智能制冷服，包括做成整件衣服的靠近人体侧的单向传水材料（２）；按人体主要出汗部位设计的布置在该整件衣服外面的快干面料（３）；置于该快干面料（３）和该单向传水层（２）所形成的封袋（７）中的降温材料（４）；使领、袖、腰、襟快速扎紧或解开的扎解装置；以及按人体活动和服装转换而设置在封袋（７）上的防止降温材料（４）挤在一起的多个衍缝组成。当人体须保温或变换款式时，用该扎解装置把领、袖、腰、襟扎紧使本服装（１）变成一件紧口Ｔ恤。也可以用该扎解装置把领、袖、腰、襟解开使本服装（１）变成一件宽松的基本单层的夏威夷恤。单向地传入该降温材料（４）中的汗水使该材料开始制冷。
[Detail]
| |< <- | [69] [70] [71] [72] [73] [74] [75] [76] [77] [78] [79] | -> >| |
