1. Standardized formwork yog hais txog formwork tsim raws li lub teb chaws tus qauv los yog kev tsim qauv specifications; nws tuaj yeem siv ncaj qha yam tsis muaj kev hloov kho.
2. Non- qauv formwork yog hais txog formwork uas yuav tsum tau tsim thiab fabricated raws li cov kev cai tsim kho; nws feem ntau yuav tsum tau ua thiab hloov kho kom haum raws li lub tsev qauv.
