an oblong metal coupling with a swivel at one end and an internal thread at the other into which a threaded rod can be screwed in order to form a unit that can be adjusted for length or tension
例句与用法
1.
Slip - hook turnbuckle for ship rigging 船用脱钩索具螺旋扣
2.
Bolts of turnbuckle for building 建筑物用松紧螺套螺栓
3.
Body of turnbuckle for building 建筑物用松紧螺套体
4.
Telecommunication and power current overhead lines ; turnbuckle for stay ropes 通信和电力架空线.拉索用松紧调节扣
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