“radiolarian chert”的概念、定义、翻译、参考文献-科学参考

单词	radiolarian chert
释义	radiolarian chert [¦rād·ē·ō¦lar·ē·ǝn `chǝrt] ^GEOLOGY A homogeneous cryptocrystalline radiolarite with a well-developed matrix.
随便看	shielded line shielded metal-arc welding shielded pair shielded wire shield factor shield grid shield-grid thyratron shielding shielding distance shielding factor shielding gas shielding layer shielding ratio shield volcano shift shifting shifting theorem shift joint shift of butts shift register shift-register generator shift work shikimic acid Shillelagh shim

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