It intercepts a portion of the light impinging on the photocell.它遮住一部分照射在光电管上的光.Sight is made possible by rays of light impinging on the retina.由于光线射到视网膜上,眼睛才看得见.A wavefront at high radio frequencies or optical frequenci...
With cargo projectile by the world , serious problem of unexploded ordnance arisen.子母弹药的应用与发展带来了严重的未爆弹药问题.Have you altered the plans of the projectile as the telegram suggests?你已经按照电报的要求修改炮弹图样了 吗 ?The path followed by a ...
从山上冲刷下来的泥土就要让水电大坝淤塞了。The soil washed from the hills is silting up the hydroelectric dams.河道淤塞, 水无出路.The riverbed is silted up , so there's no outlet for the floodwater.河道淤塞,水流迟滞.The river is silted up and the water ...