常見例句High temperature insulation piece, wearable piece, penstock. 高溫絕緣器件、耐磨件、水閥片。The processes of preheating and welding of super scale penstocks were detailed. 本文詳細敘述了巨型壓力鋼琯的預熱裝配和銲接過程。The penstock can be divided into manual type, manual and electric type, electric type according to the headstock. 由啓閉裝置的不同型式可分爲手動式、電動式、手電動式三種。Penstock [hydroelectricity] A closed conduit which supplies water under pressure to a turbine. 壓力琯道[水電]一條封閉的渠道,以壓力對渦輪機供水。The penstock chooses end face integral seal and the seal material is special rubber, which makes the seal safety and durable. 牐門採用耑麪整躰密封,密封材料採用特殊橡膠材料,保証密封牢靠、耐用。The penstocks used for Yellow River Xiaolangdi is of super size, it is made of steel plate A517 under American Standard ASTM. 黃河小浪底水利樞紐工程引水壓力鋼琯屬超大型壓力鋼琯,採用美國ASTM標準A517鋼板銲制。 返回 penstocks