“placic horizon”的概念、定义、翻译、参考文献-科学参考

单词	placic horizon
释义	placic horizon [`plā·sik hǝ`rīz·ǝn] ^GEOLOGY A black to dark red soil horizon that is usually cemented with iron and is not very permeable.
随便看	plum pocket plumule plunge plunge basin plunge grinding plunge point plunge pool plunger plunger jig washer plunger lift plunger overtravel plunger pump plunger-type instrument plunging breaker plunging cliff plunging fire plunging fold plural scattering plurilocular sporangium plus plus-90 orientation plush plush copper ore plus sieve plus sign

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