the removal of saw damage and surface texturing is being done simultaneously in one short chemical step . 2 . the mechanically grooved buried contact cells the structure of cells is designed according to the grooved buried contact cells of bp company (3)lad反應在機械損傷處發(fā)生優(yōu)先腐蝕,導致較小的凹陷,這些凹陷逐漸增大,最后變成坑,通過化學腐蝕可以同時完成絨面的織構和去除機械損傷,簡化了太陽電地的生產(chǎn)工藝。