|
CN103234288A
|
|
High-position working medium concentration pressure reduction idle sunning protection eccentric heat tube vacuum heat collection element
|
|
CN103234287A
|
|
Embedded type straight-barrel vacuum heat pipe heat collecting element pressure-reducing idle sunning protector
|
|
CN102012058A
|
|
Well heat storage method and system of solar heat pump heating and hot-water supply system
|
|
CN102003837A
|
|
Method and device utilizing heat of phase change of water as heat source of heat pump system
|
|
WO2009103240A1
|
|
A turbine blade and a turbine
|
|
WO2009103242A1
|
|
Redundancy-eliminating filter for electric circuit
|
|
WO2009103239A1
|
|
Car tire, sole and shoe
|
|
CN101521840A
|
|
Loudspeaker and sound box
|
|
CN101521057A
|
|
Audio transmission wire
|
|
CN101521058A
|
|
Audio transmission wire
|
|
CN101521838A
|
|
Earphone
|
|
CN101515787A
|
|
Audio power amplifier device
|
|
CN101516052A
|
|
Loudspeaker
|
|
CN101514807A
|
|
Illuminating device
|
|
CN1229208A
|
|
Chinese characters input method
|
