contact region distribution
substrate contact region
width of contact region
contact spring pile-up (contact spring assembly)
Ground-Contact Section and Contact Pressure
Test Constructure of contact window or contact resistor of metal-Semiconductor
thermal contact (=thermo-contact)
along coastal region border region
Arid region and semiarid region
Bachu Region of Xin jiang Autonomous Region
Electric power transmission from western region to eastern region
gas conduction from western region to eastern region
infra-black region (blacker than black region)
(pressure)gauge with electric contact