扁: small out-of-the-way簧: reed spring铰: cut with scissors键: key扁簧: flat spring扁簧钢: flat spring steel铰键接合: knuckle紧固销铰键: fast pin hinge十字铰键: cross tail butt弦长, 扁簧弦长: chordal length弹簧铰刀: spring reamer弹簧铰链: spring hinges双弹簧铰链: double spring hinge单双弹簧铰链: single &am double action ring hinge; single &double action spring hinge弹簧铰链;“弹弓铰”: spring hinge黑漆弹簧铰链: black japanned spring hinge双动弹簧铰链: double acting spring butt; double-acting spring butt双面弹簧铰链: double action spring butt hinge双向弹簧铰链: double-acting spring butt单动 黑漆单弹簧铰链: singleaction黑漆单弹簧铰链: single action black japa ed ring hinge; single action black japanned spring hinge黑漆纱门弹簧铰链: black japanned screen door spring hinge黑漆双弹簧铰链: double-actio lackjapa ed ringhinge; double-action black japanned spring hinge; doubleaction black japanned spring hinge平头单向弹簧铰链: flat head single action ring hinge; flat head single action spring hinge黑漆单弹簧铰链 黑漆双弹簧铰链: blackjapannedspringhinge