concave opening 中文意思是什麼

concave opening 解釋
凹板間隙
  • concave : adj 凹的,凹面的 (opp convex)。n 凹,凹線,凹面(物)。 the (spherical) concave 〈詩〉蒼穹。v...
  • opening : n 1 開,開放;開始,著手;開端,開頭;開場,開幕。2 口,孔,縫,洞;空隙;通路。3 空地,空場;〈...
  1. Check the state of the straw separated : if the straw is seriously broken, the cylinder and the concave must be adjusted to lessen excessive threshing ; if the straw is complete and unbroken, the quantity of wind shall be increased to make the chaff on the sieve surface the state of floating or the opening of the chaffer shall be slightly increased to make the grain fall through the sieve

    檢查單個稻草的狀況:如果稻草嚴重受損,必須調節滾筒和凹面以減小脫粒過猛;如果稻草完好無損,則必須增大風量使得谷篩表面的廢渣飄浮起來,或者慢慢加大谷篩孔,使得穀物穿過谷篩。
分享友人