全绝缘线圈-- Uniformly insulated (winding 全螺纹螺栓-- Full thread bolt 全自动保护单相变压器-- Complete self-protected single-phase transformer (CSP) ..
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full-thread bolt 全螺纹栓
The high-strength right-screwing threaded steel bolt is formed by full thread reinforcing bars and cast steel nuts.
一种高强度右旋螺纹钢锚杆，是由全螺纹钢筋和铸钢螺母构成。
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