为探究吕家坨井田地质构造格局,根据钻孔勘探资料,采用分形理论和趋势面分析方法,研究了井田7......

目的观察丝裂霉素联合奈达铂治疗非小细胞肺癌(NSCLC)所致恶性胸腔积液的临床疗效及治疗相关的不良反应。方法将69例患者随机分为......

A reasonably, simply and accurately modified shear-lag model was proposed.Based on the model, the stress redistributions......