“churn shot drill”的概念、定义、翻译、参考文献-科学参考

单词	churn shot drill
释义	churn shot drill [`chǝrn ´shät ´dril] ^{MECHANICAL ENGINEERING} A boring rig with both churn and shot drillings.
随便看	strontium sulfide strontium titanate strontium unit strophanthin strophiole strophoid Strophomenida Strophomenidina Strouhal number Strowger system struck capacity struck joint structural adhesive structural analysis structural bench structural bulkhead structural clay tile structural concrete structural connection structural contour map structural deflections structural drawings structural drill structural drilling structural engineering

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