“Dobson support system”的概念、定义、翻译、参考文献-科学参考

单词	Dobson support system
释义	Dobson support system [`däb·sǝn sǝ`pȯrt ´sis·tǝm] ^{MINING ENGINEERING} A self-advancing unit consisting of three Dobson props used to support longwall faces.
随便看	surveillance approach surveillance radar surveillance satellite survey survey design survey foot surveying altimeter surveying sextant survey instrument survey meter surveyor's compass surveyor's cross surveyor's level surveyor's measure survey traverse survivability survivable route survival curve survival probability survival ratio survivor curve Surwell clinograph susannite suscept susceptance

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