Fijian species planted seeds to grow food three million years before humans. Ants collect and plant seeds， and even prote......

【Abstract】On the perspective of post-colonialism， which is indeed a kind of cultural colonialism， this study mainly prob......

【Abstract】Through the analysis of the humanistic implication with part of the images of The Old Man and The Sea， there ......

随着世界石油工业的不断发展,勘探开发领域的持续拓宽,勘探开发方向逐渐转变为＂攻深找盲＂,高风险井、深井、超深井占比的增加,对钻井......