权威例句
Frigidly Concentrated Seawater and the Evolution of Antarctic Saline Lakes
BASES FOR BASEBALL AND SOFTBALL
Universal shaft connection
Development of Solar Powered Water Pumping System
Antitumor activity and metabolic activation of N-methanocarbathymidine, a novel thymidine analogue with a pseudosugar rigidly fixed ...
Turbo-supercharger exhaust
Remotely-actuated seat belt buckle
Fixed lingual orthodontic appliance
Ceiling runner and panel assembly having sliding lockability
Rigidly rotating cosmic strings.