ultraclean

adj.

超净的，特净的；

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An ultraclean cross-flow ultrafiltration technique for the study of trace metal phase speciation in seawater
Ultraclean Two-Stage Aerosol Reactor for Production of Oxide-Passivated Silicon Nanoparticles for Novel Memory Devices
Suggested bacteriological standards for air in ultraclean operating rooms
Ultraclean air and antibiotics for prevention of postoperative infection. A multicenter study of 8,052 joint replacement operations.
Effect of ultraclean air in operating rooms on deep sepsis in the joint after total hip or knee replacement: a randomised study.
Tunable few-electron double quantum dots and Klein tunnelling in ultraclean carbon nanotubes.
Accelerating protons to therapeutic energies with ultraintense, ultraclean, and ultrashort laser pulses
Evidence of the particle concentration effect for lead and other metals in fresh waters based on ultraclean technique analyses
Infection and sepsis after operations for total hip or knee-joint replacement: influence of ultraclean air, prophylactic antibiotics...