“drop hammer”的概念、定义、翻译、参考文献-科学参考

单词	drop hammer
释义	drop hammer [`dräp ´ham·ǝr] ^{MECHANICAL ENGINEERING} See <<pile hammer>> ^METALLURGY A hammer used in forging that is raised and then dropped on the metal resting on an anvil or on a die.
随便看	reactor reactor cavity cooling system reactor fuel reactor fuel cycle reactor fuel element reactor fuel pellet reactor period reactor physics reactor vessel read read-around number read-around ratio read-back check Read diode reader reader-interpreter reader-punch equipment read error read head read-in readiness review readiness time reading reading frame reading microscopes

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