Ungayithola kanjani imikhiqizo ye-Butterfly Valve yase-Chinese: Igayidi enemininingwane yokuthenga
Imikhiqizo ye-valve ye-butterfly yaseChina isetshenziswa kabanzi ezimbonini ezihlukahlukene, njenge-petroleum, amakhemikhali, amandla, ukwelashwa kwamanzi nokunye. Lapho uthenga imikhiqizo yama-valve uvemvane waseShayina, udinga ukubheka izinto ezimbalwa, njengekhwalithi yomkhiqizo, su...
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