Rock Luster Samfurin Saiti na 9

Yanayin aikin injiniya na dutse ba abin mamaki bane cewa shine abin da aka ƙera (yanayin ƙuraren kansu), tsarin (haɗin da ke tsakanin kwayar), tsarin (yanayin haɓaka da sauyi, gini), da kuma yanayin yanzu. (damuwa, zafin jiki, ruwa). abubuwan. Idan kayan dutse ne, ya dogara da jirgin sama da tsarin dutsen. A mafi yawan lokuta, jirgin tsari yana da rawar sarrafawa.