“protonephridium”的概念、定义、翻译、参考文献-科学参考

单词	protonephridium
释义	protonephridium [´prōd·ō·nǝ`frid·ē·ǝm] ^{INVERTEBRATE ZOOLOGY} 1. A primitive excretory tube in many invertebrates. 2. The duct of a flame cell.
随便看	Bohr's correspondence principle Bohr-Sommerfeld theory Bohr theory Bohr-van Leeuwen theorem Bohr-Wheeler theory of fission Boidae boil boil-away test boil disease boiled oil boiler boiler air heater boiler casing boiler circulation boiler cleaning boiler code boiler compound boiler controls boiler draft boiler economizer boiler efficiency boiler feedwater boiler feedwater regulation boiler fuel boiler furnace

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