“obturation”的概念、定义、翻译、参考文献-科学参考

单词	obturation
释义	obturation [´äb·tǝ`rā·shǝn] ^MEDICINE 1. The closing of an opening or passage. 2. A form of intestinal obstruction in which the lumen is occupied by its normal contents or by foreign bodies. ^ORDNANCE Sealing of the breech of a gun to prevent escape of propellant gases in firing.
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