Yichen Rock Saw is hydraulic saw attachment kuti ishandiswe pane yakawanda uye yakadzama yekuchera. Yakanakira kucheka chero rudzi rwedombo nekukurumidza kukuru. Kana akaiswa mablades akakosha anogona zvakare kucheka kongiri yakasimbiswa uye matanda. Iyo imwechete blade rock saw uye kaviri blade rock saw yakatevedzana inovhara huwandu hwese hwekuchera kubva pa8 kusvika ku45 matani. Tunnel Rock Kucheka neDombo Saw, iyi nzira yekuvaka inosimbiswa neindasitiri. Kubva payakavambwa muna 2002, Yichen yanga ichivavarira kuve iyo indasitiri inotungamira mutengesi wematombo ematombo.
Read MoreTumira InquiryYichen inonyanya kubatanidzwa mukugadzira madhiramu ekucheka. Iwo maYichen dhiramu anocheka anoshandiswa pakushandisa senge kuchera migero yekuisa mapaipi, tambo kana mvura, kuvaka tunnel uye kuchera migodhi migodhi. Iyo ine simba dhiramu yekucheka zvakare inopa hukuru hwekushandisa mukuputsa uye kugadziridza kwezvivakwa. Drum cutter inoshandiswa kuchera tunnels ndeimwe yeanonyanya kushandiswa.
Read MoreTumira InquiryKuvakwa kwetunnel kwagara kuri kwepamusoro pezvirongwa zvekuvaka, uye kwakaoma kuvaka. Pamberi pemakore ekuma1960, musanganiswa wekuchera nekuputika wakashandiswa mukuvakwa kwematanho. Kuipa kweiyi nzira kuri pachena, kuchengetedzwa kwekuputika hakuzivikanwi, yakawanda o...... ——Tunnel Kuvaka Kune Artifact, Yakachengeteka, Yakavimbika uye Inoshanda.
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