Umsebenzi wokuthelekisa iivaluvu zokutshekisha zaseTshayina: Qonda umgaqo wabo wokusebenza kunye nokubaluleka

Kwinkqubo yokulawula ulwelo, i-valve yokutshekisha yaseTshayina sisixhobo esiqhelekileyo esinomsebenzi ophambili kukuthintela ukujikeleza kolwelo. Eli nqaku liza kuxubusha ngokunzulu umgaqo wokusebenza kunye nokubalulekaIvalve yetshekhi yaseTshayinangokwembono yobungcali.