“水泥头”的概念、定义、翻译、参考文献-科学参考

单词	水泥头
释义	水泥头 Encyclopedia 工学套管程序释 Cement head水泥头固井注水泥时，安装在套管顶端的装置。
随便看	crane safety crane safety protection device crane ship Crane Tower crane tube crane vessel crane weigher cranial capacity cranial cavity cranial epidural abscess cranial fossa cranial index cranial nerve cranial shapes craniata cranidium craniocerebral blast injury craniocerebral injury craniofacial bone proliferative diseases cranio-facial cyst craniofacial recovery cranioid craniopharyngioma craniostenosis cranium

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