The helicopter, Riaz says, had fallen out of the sky and plunged onto the compound, damaging at least a boundary wall.
Riaz说，有一架直升飞机从天上掉下来，一头栽进了院子里面，毁坏了至少一面外墙。
2
The results indicate that most of the rare-earth element are concentrated along the boundary in network of metallic compound with a few solutioned into the Mg matrix.
结果表明，添加的镧镨铈混合稀土只有少量固溶在镁基体中，绝大部分形成了稀土化合物，沿晶界呈网状分布。
3
So far the application of method of lines is restricted to electromagnetic boundary value problems (em BVPs) in rectangular or compound rectangular regions with straight line boundaries.