valveless
英 ['vælvles] 美 ['vælvles]

释义

无瓣的；

英英释义

Valveless

• The Valveless was an English automobile manufactured from 1908 until 1915 in Huddersfield, Yorkshire. The successor to the Ralph Lucas Valveless, the car marked the entry of the David Brown group into the manufacture of motors.

以上来源于:Wikipedia

权威例句

Valveless liquid microswitch
A valveless diffuser/nozzle-based fluid pump
Miniature valveless ultrasonic pumps and mixers
Glaucoma implant with valveless flow bias
Valveless pumping using traversing vapor bubbles in microchannels
A PMMA valveless micropump using electromagnetic actuation
Micromachined flat-walled valveless diffuser pumps
Reagent-loaded cartridges for valveless and automated fluid delivery in microfluidic devices.
Electroosmotic Pumping and Valveless Control of Fluid Flow within a Manifold of Capillaries on a Glass Chip
A simple, valveless microfluidic sample preparation device for extraction and amplification of DNA from nanoliter-volume samples.