The invention relates to a mechanical zoom lens device which comprises a first cylinder (103) provided with a zoom curve groove (117) and a compensating curve groove (116), a second cylinder (104) provided with a straight line groove (115), a first circular ring (105) provided with a first keyhole (.....
[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 invention provides an electrical stimulation method as well as relative device and system thereof. The system comprises an output module and a stimulation module, wherein the output module obtains low-frequency and long-term electrical stimulation parameters and transmits the electrical stimulat.....
[Detail]
An aqueous cleaner, the use of ozone gas as the disinfectant for cleaning aquarium / aquarium / water in the tank, the purifier includes a housing, the impurity collecting tube, inner tube, support tube and a gas feed pipe, the gas inlet pipe connected to the ozone generator, ozone gas to enter. Ozo.....
[Detail]
An anti-counterfeit system and method for passive radio frequency label are disclosed, the system includes: the anti-counterfeit module of label, by the user interface, the production owner adopts the general international coding scheme to convert the true EPC code into the fake EPC code and the fak.....
[Detail]
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