spring-loaded造句
31. Metal loop with a spring-loaded gate on one side used for connecting various parts of a climbing system.
32. And if that doesn't work, there's mention of a spring-loaded system to ease the fall. Springs and/or jets could even flip your phone onto the airbags.
33. To avoid this discharge, install a spring-loaded rubber seated check valve ahead of the backflow assembly to "lock - in" the downstream pressure.
12