countersunk
埋头螺钉
countersunk screw
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相关词条
countersunk
oval countersunk fillister head wood screw
slotted oval countersunk head wood screw
blind rivet【机】;countersunk head rivet【机】;countersunk rivet【机】
counterbore【机】;counterbored hole【机】;countersunk【机】
countersunk bolt【机】
oval countersunk fillister head machine screw