Micro - landform and micro - climate could exert great influence on conductor icing.微地形微气候对导线覆冰有很重大的影响.The hypothetical electron smeart must exert a net attractive Hellmann - Feynman force to counterbalance the internucl...
The Barton family have lived in this village since time immemorial.巴顿家族自古以来就住在这个村里.There have been ponies on Dartmoor from time immemorial.自远古以来,达特穆尔高原就一直有小型马.Communicable diseases have been a curse of mankind since time...