ectotheca

常見例句

• In accordance of the phenomenon of many ectotheca desquamations on freezing parts of main shaft in Wugou Mine,the paper analyses the causes and introduces dealing methods.
  五溝煤礦主井井筒凍結(jié)段外壁多處出現(xiàn)剝裂現(xiàn)象,本文對(duì)此進(jìn)行了原因分析,并介紹了處理方案。
返回 ectotheca