A large caliber howitzer is a complex and cumbersome assembly. Understanding its dynamics and performance attributes’ s......

研究了一种基于质量分数为96%氧化铝陶瓷的无线无源压力传感器,利用陶瓷的多层叠片技术、高温烧结技术和丝网印刷技术完成了压力传......

目的系统评价经胸心脏超声(transthoracic echocardiography，TTE)在疑诊A型急性主动脉夹层早期诊断中的价值。方法计算机检索PubMed......

To know the temperature status of track and wheels on tank, the finite element calculation of temperature field was impl......

目的：观察2型糖尿病合并支气管哮喘患者运用不同剂型糖皮质激素治疗后，对患者胰岛素敏感性和胰岛β细胞功能的影响情况。方法选择200......

By using Comprehensive Land Surface Model (CLSM), three snow cases, i.e., France Col de Porte 1993/1994, 1994/1995 and B......

The mega-size containership viability was analyzed by considering different service networks for different ship sizes: h......