Iindaba
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Ukubalwa koMbhobho woMoya woMphefumlo kunye noKhetho lweZixhobo kuLwakhiwo lweTonela(4)
4. Indlela yokuncedisa i-ventilation — Faka umgaqo wokungenisa umoya wokukhupha umoya ukuze ususe ngokukhawuleza umsi wompu ebusweni Umgaqo wokungenisa umoya wokukhupha umoya kukusebenzisa amanzi acinezelekileyo okanye umoya ocinezelweyo ukutshiza ngesantya esiphezulu ngombhobho ukuvelisa ijethi.Ngenxa yoko, umda wejethi...Funda ngokugqithisileyo -
Ukubalwa koMbhobho woMoya woMphefumlo kunye noKhetho lweZixhobo kuLwakhiwo lweTonela(3)
3. Ukukhethwa kwezixhobo zokungenisa umoya 3.1 Ukubalwa kweeparamitha ezifanelekileyo ze-ducting 3.1.1 Ukuxhathisa umoya kwi-tunnel ye-ventilation ducting Ukumelana nomoya we-tunnel ventilation duct ithiyori ibandakanya ukuxhathisa komoya we-friction, ukuxhathisa umoya odibeneyo, ...Funda ngokugqithisileyo -
Ukubalwa koMbhobho woMoya woMphefumlo kunye noKhetho lweZixhobo kuLwakhiwo lweTonela(2)
2. Ukubalwa komthamo womoya ofunekayo ekwakhiweni kwetonela Izinto ezimisela umthamo womoya ofunekayo kwinkqubo yokwakhiwa kwetonela ziquka: inani eliphezulu labantu abasebenza kwitonela ngexesha elinye;ubuninzi beziqhushumbisi ezisetyenziswa kwindawo enye...Funda ngokugqithisileyo -
Ukubalwa koMbhobho woMoya woMphefumlo kunye noKhetho lweZixhobo kuLwakhiwo lweTonela(1)
Kwinkqubo yokwemba itonela, ukuze kuncitshiswe kwaye kukhuphe umsi wompu, uthuli, iigesi ezinetyhefu neziyingozi eziveliswa ngokuqhushumba, kunye nokugcina iimeko ezilungileyo zokusebenza, kuyafuneka ukuba kufakwe umoya kwitonela yokomba ubuso okanye ezinye iindawo zokusebenza (oko kukuthi, thumela...Funda ngokugqithisileyo -
Indlela yokungenisa umoya ye-tunnel ye-ventilation duct
Iindlela zokungenisa umoya zokwakhiwa kwetonela zahlulwe zibe yindalo yokungena komoya kunye nokungenisa umoya ngoomatshini ngokomthombo wamandla.Ukungena komoya ngoomatshini kusebenzisa uxinzelelo lomoya oluveliswa yifeni yokuphefumla ukuze kungene umoya.Iindlela ezisisiseko zokwakhiwa kwetonela umoya wokungenisa umoya ngoomatshini...Funda ngokugqithisileyo -
Uqeqesho lokufikelela entwasa hlobo lweqela lezentengiso kwi-Foresight
"Into endiyaziyo inefuthe ekukhuleni kwam, kwaye into endinayo iyanciphisa ukukhula kwam."Ekuqaleni konyaka omtsha, iChengdu Yuanjian Composite Materials Co., Ltd. iququzelele uqeqesho lokufikelela entwasahlobo kwiSebe leNtengiso ePixian County ekuqaleni kuka-2019. ...Funda ngokugqithisileyo -
I-JULI ye-PVC ye-mining ventilation duct
Ukumbiwa kwemigodi ngaphantsi komhlaba lishishini eliyingozi kakhulu, yiyo loo nto ukutsala imigodi kungumba obaluleke kangaka kushishino lolwakhiwo oluphantsi komhlaba.Umgodi ongaphantsi komhlaba uveza abasebenzi-mgodini kwizinto ezingcolisayo, eziquka iigesi ezinetyhefu kunye nomsi, onokuba yingozi kwimpilo yabo...Funda ngokugqithisileyo -
Sivuyisana nawe UKUBONA ABANGAPHAMBILI NGOKUPHUMELA ISHISHINI ELIGQIBELEYO
Njengomvelisi wezinto ezihlanganisiweyo we-PVC onamava angaphezu kweminyaka eyi-15, i-Foresight inemigca engaphezulu kwe-10 yokuvelisa amalaphu ahlukeneyo, kunye nemveliso yonyaka ye-1.5 yezigidi zeemitha zeentlobo ezahlukeneyo zamalaphu, ngaphezu kwe-15 yobuchwephesha obuchwephesha abane-manufa ecebileyo...Funda ngokugqithisileyo
