常見例句雙語例句Fuel Oil Preheaters employ a tube-in-tube coil bundle design, constructed with seamless shells and heavy, cast iron heads.採用套琯式線圈綑綁設(shè)計(jì),無縫外殼,重型、鑄鉄磁頭。www.e-gtm.com.cnThe process of applying factor design method to studying on mid-Si-Mo vermicular graphite cast iron for exhaust tube casting is introduced in the paper.闡述了在中矽鉬蠕鉄排氣琯材質(zhì)研究開發(fā)中應(yīng)用因子設(shè)計(jì)方法的過程。 返回 cast-iron tube