“bone chert”的概念、定义、翻译、参考文献-科学参考

单词	bone chert
释义	bone chert [`bōn ´chǝrt] ^PETROLOGY A weathered residual chert that appears chalky and porous with a white color but may be stained red or other colors.
随便看	photosensitive photosensitive glass photosensitizer photosensor photosphere photospheric granulation photosynthesis photosystem I photosystem II phototaxis phototelegraphy phototheodolite photothermoelasticity photothyristor phototopography phototransistor phototriangulation phototronic photocell phototroph phototrophic bacteria phototropism phototropy phototube phototube cathode phototube current meter

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