AGR与RGR的比较可进一步证明一茬草后期的管理对草群总生物量的形成具有重要的作用。
Through comparative study of AGR and RGR, it was further testified that later management of the first crop had an important effect on formation of total aboveground biomass.
重质稠油藏的形成主要受盆地后期抬升活动、生物降解、地层水洗和氧化作用等因素控制。
The formation of heavy oil reservoirs is chiefly controlled by late uplifting of the basin, biodegradation, water-washing, and free oxygen oxidizing.
原生裂缝是岩浆冷凝结晶过程中形成的裂缝； 次生裂缝是火山岩及其原生裂缝系统受后期构造运动、溶蚀、风化等作用改造而形成的裂缝。
Primary fracture were formed during the lava crystal and the secondary fracture generated during the volcanic reconstruction by tectonic movement, and wind action, solution.
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