Most measurement methods are under the non - collinear geometry and have many limitations in applications.绝大多数测量方法都是在非共线几何结构下测量的,在实际应用中有很大的局限性.The coaxial collinear printed dipole structure used to improve gain and array...
Nothing cements a friendship between countries so much as trade.贸易最能增强国家间的友谊。Macro - defect - free cements have become an important orientation of high performance cementitious materials.无 宏观 缺陷水泥已成为高性能胶凝材料学科的重要研究方向.To s...
a retrograde step后退的一步The motion of the particle is retrograde.质点运动是衰减的.The Prime Minister described transferring education to central government funding as 'a retrograde step'.首相称将教育投入转由中央政府拨款是“一种倒退”。Infection...