“self-priming pumps”的概念、定义、翻译、参考文献-科学参考

单词	self-priming pumps
释义	self-priming pumps Encyclopedia 农学农业水土工程释 self-priming pumps自吸泵启动前不需要灌水，自行排出进水管中的空气，经短时间运转，靠泵本身的作用把水吸上来，从而投入正常运行的水泵。
随便看	parent line parent material layer parent material orchard parent nuclei parent nucleus parent nuclide parent object parent-offspring conflict parent-of-origin genes (plant) parent phase parent planet parent population parent school parent-school cooperation education parent selection parents for crossing Parents' Grace to Teach Scriptures parents should get healthy before pregnancy parent structure parents’ educational expectation parents’ participant right in education parents’ right and obligation to minor children parents’ right of choice in education parent-teacher association Parent Temperament Questionnaire

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