screw clamp
... screw casing anchor packer 用螺纹装置撑开及收缩的套管封隔器 screw clamp 螺旋夹 screw compressor 螺杆压缩机 ...
spiral ramp
... spiral quad cable 扭绞四芯电缆 spiral ramp 螺旋夹 spiral ratchet screw driver 自动螺丝起子 ...
screw clip
... screw clamp 螺旋夹 screw clip 螺旋夹 screw compressor 螺杆式压缩机 ...