“face timbering”的概念、定义、翻译、参考文献-科学参考

单词	face timbering
释义	face timbering [`fās `tim·bǝ·riŋ] ^{MINING ENGINEERING} Positioning of safety posts at the working portion of a coal face to support the roof of the mine.
随便看	Cercopidae Cercopithecidae cercopod Cercospora Cercospora leaf spot cercus cere cerea flexibilitas cereal cereal binder cerebellar ataxia cerebellum cerebral arteriosclerosis cerebral cortex cerebral hemisphere cerebral localization cerebral palsy cerebral peduncle cerebration cerebrose cerebroside cerebroside lipoidosis cerebrospinal axis cerebrospinal fluid cerebrospinal meningitis

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