gauge怎麼用，pin

pin gauge 英[pin ɡeidʒ] 美[pɪn ɡedʒ] [詞典] 銷（栓）規 [例句]Some new patterns of downhole tools have been designed and developed， such as two-way shear pin packer， and electronic pressure gauge protecting carrier etc. 研製開發了雙通道剪銷封隔器、電子壓力計保護託筒等一批新型井下工具。