Yog lawm, peb tau muag ntau lub tshuab rau peb cov neeg siv khoom lub sijhawm no. Feem ntau ntawm cov tshuab no tau raug thauj mus rau hauv cov thawv. Los saib ib co duab. Koj tuaj yeem pom cov duab txog purifiers hauv thawj lub thawv.
Txais tos rau peb lub vev xaib. Ntawm no koj tuaj yeem nrhiav ntau cov ntaub ntawv hais txog peb cov tshuab siv hmoov nplej thiab cov xov xwm tshiab tshaj plaws txog peb lub tuam txhab. Yog tias koj npaj yuav hloov kho koj cov tshuab qub lossis pib lub zeb tshiab, koj nyob ntawm qhov chaw zoo. Ntau cov duab thiab cov yeeb yaj kiab hais txog kev siv Buhler, Sangati, Simon, Ocrim cov cav tov zoo li cov menyuam mills, purifiers, planifters, destoners, separators, scourers, thiab lwm yam. Tsis txhob kis koj cov nyiaj ntawm cov nyiaj tshiab kim tab sis ntawm cov khoom siv pheej yig thiab zoo. Cov tshuab siv yog pheej yig dua li cov khoom tshiab. Yog tias koj txaus siab rau peb cov tshuab, thov hu rau peb
Hu rau cov ntaub ntawv:
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