High-risk abortion
High-risk abortion
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High-risk population
high-speed aerodynamics
high-speed camera
High-speed Freezing Centrifuge
High-speed Rail Era
High-Speed Railway
highstand systems tract
high-tech enterprise
High-tension Switch
High-Voltage Technology
High-pressure Sterilizer
High-net-worth individuals
highly toxicity
highly excited atom
Highly Elliptical Orbit
highly conserved sequence
High-level Data Link Control
High-grade furniture
high-frequency welding
high-frequency electron tube