DictionaryForumContacts

   English
Google | Forvo | +
to phrases
thermally stable polycrystalline bit
dril. 热稳定聚晶金刚石钻头
 English thesaurus
thermally stable polycrystalline bit
dril. TSP bit (MichaelBurov)
thermally stable polycrystalline bit
: 1 phrase in 1 subject
Oil / petroleum1