General service, nickel alloy material is durable and resists wear and the corrosive action of some dilute acids and alkalies. Available for 300 SWP Globe Valves.是什么意思_General service, nickel alloy material is durable and resists wear and the corrosive action of some dilute acids and alkalies. Available for 300 SWP Globe Valves.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句