Cov theem pib loj ntawm chav dej da dej:
1. Qhov dav ntawm chav da dej: Qhov no yuav tsum muaj chaw txaus rau kev sib hloov dawb kom paub meej tias nws yuav tsis txuas rau iav. Tus qauv yog 900mm * 900mm. Yog tias daim duab yog plump, nws tuaj yeem hloov mus rau 1100mm * 1100mm ntawm cov hauv paus no. Yog tias nws yog chav dej Rau qhov chaw txwv, nws yuav ua tau me dua, tab sis nws yuav tsum tsis pub tsawg dua 800mm * 800mm.
2. da dej hauv chav tsev qhov siab: feem ntau qab nthab qhov siab yog 2400 hli, yog li chav da dej chav qhov siab feem ntau yog 1800 hli ~ 2000 hli. Nws kuj tseem tuaj yeem hloov kho raws li qhov siab ntawm tsev neeg thiab qhov chaw muaj tseeb. Nws kuj yog qhov yuav tsum tau them sai sai rau qhov chaw ntawm chav dej da dej, dhau mus qis thiab yooj yim rau cov dej txaws, Lub siab dhau los cuam tshuam txog qhov zoo nkauj thiab cuam tshuam rau huab cua permeability.
