“upset”的概念、定义、翻译、参考文献-科学参考

单词	upset
释义	upset [`ǝp´set (noun ) ǝp`set (verb )] ^ENGINEERING To increase the diameter of a rock drill by blunting the end. ^MATERIALS A defect occurring in timber as a result of a severe blow that breaks the fibers across the grain of the wood. ^METALLURGY A localized increase in the cross-sectional area of a metal during working, caused by the application of pressure; enables a head to be formed on fasteners such as bolts. ^{MINING ENGINEERING} 1. A narrow heading connecting two levels in inclined coal. 2. A capsized or broken skip.
随便看	shark oil sharkskin sharkskin pahoehoe shark-tooth projection sharp-crested weir sharp-cutoff tube sharp-edged gust sharpen sharpening stone sharp iron sharpite sharpness function technique sharpness of resonance sharps sharp sand sharp series sharpstone sharpstone conglomerate sharp tuning sharp V thread shatter breccia shatter cone shattercrack shattering shatterproof glass

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