Have you ever wondered why greenhouses can stay so warm even in winter? Cia peb tshawb txog cov lus zais ntawm cov tsev cog khoom ntawm cov tsev cog khoom thiab saib yuav ua li cas lawv muab cov nroj tsuag nrog ib ...

Yuav ua li cas kom ntseeg tau qoob loo ntawm tsev cog khoom tsim

Hauv kev ua liaj ua teb ua haujlwm, cov tsev cog khoom tsim ua lub luag haujlwm tseem ceeb hauv cov qoob loo loj hlob thiab kev noj qab haus huv. Tsis ntev los no, tus neeg siv tau hais tias lawv cov qoob loo ntsib Kab Tsuag I ...

Cov khawv koob ntawm Greenhouses: vim li cas lawv yog qhov kev xaiv zoo tshaj plaws rau cov nroj tsuag loj

Hauv cov toj roob hauv pes niaj hnub no, cov tsev cog qoob loo ua ntej yuav ntes cov xim ntawm ntau thiab ntau cov neeg cog khoom nrog lawv cov txiaj ntsig tshwj xeeb. Yog li, dab tsi ua rau greenho ...