Macroscopic deviations from isotropy occur due to bedding, schistosity and also sometimes fracturing.与各向同性相差很大的情况往往产生于层理, 片理,某些时候则由于断裂所造成.Local deviations depend strongly on the local geometry of the solid matrix.局部偏离严格地...
The country's politicians are already heaving a collective sigh of relief.该国的政界人士均已松了口气。Mr Collier heaved a sigh and got to his feet.科利尔先生深叹一口气，站了起来。The grandparents sigh and say how things have changed for the wors...