“counterbore”的概念、定义、翻译、参考文献-科学参考

单词	counterbore
释义	counterbore [`kau̇nt·ǝr´bȯr] ^{DESIGN ENGINEERING} A flat-bottom enlargement of the mouth of a cylindrical bore to enlarge a borehole and give it a flat bottom. ^ENGINEERING To enlarge a borehole by means of a counterbore.
随便看	transverse piezoelectric effect transverse pole transverse ray aberration transverse recording transverse rhumb line transverse ripple mark transverse stability transverse thrust transverse valley transverse vibration transverse wave transversion trap trap address TRAPATT diode trapdoor trapdoor fault trapeziform Trapezium trapezium trapezium distortion trapezohedron trapezoid trapezoidal excavator trapezoidal generator

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