Kwanan wata: 18, Sep, 2023

Tara babban adadin kankare, amma na dogon lokaci, akwai rashin fahimta da yawa game da matsayin rashin adalci shine buƙatun babbar fahimta. Wannan rashin fahimta ya fito daga aikinsa a kankare, wato, yashi da kwarangwal dan adam, muhimmin sigogi ne muhimmin sigogi domin sanin karfin kankare. Saboda haka, littattafan rubutu da yawa da kuma ka'idoji da yawa da yawa har yanzu suna buƙatar karfin tarin yawa zai zama 1.5 sau, ko ma sau 2 da ƙarfi da aka shirya. Marubucin ya yi imanin cewa lokacin da farkon zane na zane har yanzu yana da ƙasa sosai, ana iya sa wannan buƙatar ƙarfin silima na tara ≥4pta, wanda a bayyane yake don cire waɗancan dutsen da matsanancin yanayi kamar yadda ake tara. Koyaya, ƙarfin ƙirar ƙirar ta ƙira ta kasance mai haɓaka, kuma har yanzu yana bin dangantakar da ke tsakanin waɗannan biyun, wanda a bayyane yake wanda ya saki daga gaskiya. A zahiri, tarawa mai tsawo.

Wani muhimmin kuskuren fahimta shine mafi girman girman barbashi wanda ake amfani da shi don pumed kankare ko kuma hada duwatsun da ya dace (SCC). Tunda dole ne a sami kusancin dangi tsakanin duwatsun yayin aiwatar da irin wannan mix ɗin da ke tsakanin kayan masarufi, wato, ƙari ne Ana iya buƙatar girman ɓangaren litattafan almara. Wannan kuma shine dalilin da ya sa 19mm (Biritaniya 3 / 4inch) shine girman nauyin scones da aka yi amfani da shi wajen shirya irin waɗannan haɗuwa a ƙasashen waje. Kodayake matsakaicin girman barbashi na duwatsun da ake amfani da shi ne ƙanana, void rabo mai girma, wanda ke da daidaitaccen ma'ana tsakanin yanayin da ke sama, kuma adadin turmi da ake buƙata don haɗi ne.