Cov roj uas siv roj hlawv twg yog siv
Mar 08, 2019
Lub cub tawg muaj peev xwm tso tawm ntau cua sov thaum lub sijhawm kev kub nyhiab, tsim kom muaj kev sov siab. Raws li txoj kev lag luam tsim muaj, muaj ntau hom roj hluav taws xob rau qhov cub. Kev siv cov txhim khu kev qha thiab yooj yim rau cov neeg siv yog tam sim no nrov heev nrog cov neeg siv, thiab qhov roj no tuaj yeem tsim hluav taws xob thaum kub hnyiab.
Peb paub tias thaum lub sij hawm kub ntawm lub qhov cub tawg, qhov kub ntawm tag nrho cov chav yuav muaj zog tuaj. Lub ntsiab ntawm qhov roj no yog cawv, uas yog qhov zoo tshaj plaws roj rau qhov cub dai kom zoo nkauj thiab kev rwb thaiv tsev. Nws cov yam ntxwv yog: cov nplaim hluav taws kub tag nrho cov txiv kab ntxwv-liab, hlawv lub sijhawm ntev, hlawv tiav. Nws tsis muaj cov ntxhiab thaum lub sij hawm cia thiab hlawv, thiab nws yog huv, environmentally friendly thiab muaj kev nyab xeeb.
Qhov tseem ceeb, qhov cub tawg yog haus, tsis muaj tshuaj, tsis muaj ash, thiab cov khoom siv combustion yog carbon dioxide thiab dej vapor. Nws yog ib lub roj zoo rau kev txuag thiab cua sov, thiab rau qhov cub. Nws tseem yog ib qho yuav tsum muaj rau sab hauv tsev thiab sab nraum zoov, kev ncig teb chaws thiab cov tsiaj qus ua rau sov txuag, cua sov thiab hluav taws roj.
