geochemistsCOCA¹⁴⁶⁴⁵¹BNC¹¹⁴⁰²⁴⁺⁵ 基本例句 n.地球化学家原型geochemist的复数 The Bio- Thermocatalytic Transition Zone GasBTZG is a new type of natural gas. Presently its genetic mechanism, distribution and geochemical characteristics attract much attention of geochemists. 生物-热催化过渡带气作为一种新的天然气成因类型在国内外引起高度重视，其形成机制、分布规律和地球化学特征是当前研究的热点。 cnki