microguide

The analysis of the passive ring resonator in the micro optic waveguide gyroscope;

微型光波导陀螺中无源环形谐振器研究

Objective: To explore the application value of terminating early prennancy by endometrium minisize pipe.

目的:探讨子宫内膜微型导管法终止早孕的临床应用价值。