“hristmas tree / production tree”的概念、定义、翻译、参考文献-科学参考

单词	hristmas tree / production tree
释义	hristmas tree / production tree Encyclopedia 理学水下油气生产系统释 hristmas tree / production tree采油树位于油井顶端开口处的一个组件。它将来自井下的生产管道与出油管连接在一起，同时作为油井顶端和外部环境隔绝开的重要屏障。原称十字树、X型树或者圣诞树。
随便看	verification of computational fluid dynamics software verification of establishment and staffing Verification of Gods verification of measuring instrument verification of production capacity in underground mine verification of spectrophotometer verification of statistical hypothesis verification of the hydrological measurement instrument verification of traces verification on geologic hazard Verification parameters of laser energy meter verification problem verification system of construction project fire prevention design verification technology of nuclear arms control verification, validation and accreditation verification & validation of reactor computation software verified protection verifier verifying apparatus technology verifying unit Verilite verisimilar Verisimilitude verisimilitude verismo

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