国产性videosgratis喷潮,公交车上拨开少妇内裤进入,无码vr最新无码av专区,亲近乱子伦免费视频无码观看

Guilin Microtech Optical Instrument Co., Ltd. (MTO)

Phone:+86-773-5823609

BUYS

At Stanford university in the United States use multimode optical fiber manufacturing new endoscope

time:2016-05-06 zhangsanCheck number :7333

According to foreign media reports, laparoscopic radical changes in medical field, in the case of without major surgery, doctors can make use of the camera at the end of the long and thin wire inside a peek at the patient's body. Engineer at Stanford university in the further development of the technology, they created the most fine endoscope can see individual cells.