The voice service is one of the mainstream services under the telecommunications network.The mainstream voice service quality evaluation method in the industry is to compare the voice and audio of the transceiver and calculate the POLQA MOS, which is the standard benchmark for voice quality analysis.For telecom operators, perceive voice service qua
The loss of an eye is an emotional and psychological setback to the patient.An ocular prosthesis is created to restore the lost anatomical structure and to correct the cosmetic 9002nc defect.The tear reflexes do not function at optimal levels in anophthalmic sockets which make prosthesis wear uncomfortable.This case report presents an innovative ho
Horizontal well is one wx gloves of the important methods of unconventional oil and gas resource development.As increasing length of horizontal section, there is a serious problem that axial force cannot transfer to bit.The drilling field needs a low-friction and low-cost drag reduction tool.This article summarized existing technologies of drag red
Sunflower varieties having plants with armored-layer seeds resulted in a high reduction of seed damage caused by larval feeding of the sunflower moth, Homoeosoma electel-lum (Hulst).Several sunflower lines were significantly flying cross soft shell jacket more resistant to seed damage when the plants had armored-layer seeds than when the same lines