Dị ka ụda ikuku si dị, anyị nwere ike kewaa igwe nju oyi nke ụlọ ọrụ na oke ikuku nke 18,000, 20,000, 25,000, 30,000, 50,000 ma ọ bụ ọbụna karịa. Ọ bụrụ na anyị na-ekewa ya site na ụdị isi unit, anyị nwere ike kewaa ya ụzọ abụọ: mobile units na ulo oru units. The mobile unit dị nnọọ mfe. Ị nwere ike iji ...
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