ตัวกรองผลการค้นหา
คลิกที่แต่ละคำเพื่อดูรายละเอียด
ระบบไฟฟ้าแสงสว่างที่ใช้ไฟอาร์คชอทระหว่างถ่านคาร์บอน
(english) 1) A furnace in which solid fuel (limestone, coke, iron ore) is combined with high-pressure, hot air blast (120,000 psi) to smelt ore in a continuous process (They are never stopped. They can be slowed down or idled). A Blast Furnace in the iron and steel industry is used to produce liquid iron.
(english) A vertical shaft type smelting furnace in which an air blast is used, usually hot, for producing pih iron. The furnace is continuous in operation using iron ore, coke, and limestone as raw materials which are charged at the top while the molten iron and slag are collected at the bottom and are tapped out at intervals.
(english) Small or large black spots that generally show up on surface and are generally caused by pickling steel too hot.
ภาพถ่ายที่ปิดเปิดปากกล้องอย่างรวดเร็ว
(english) A process for cleaning or finishing metal objects by use of an air blast or centrifugal wheel that throws abrasive particles against the surface of the work pieces. Small, irregular particles of steel or iron are used as the abrasive in grit blasting, and steel or iron balls in shot blasting.
คอนกรีตพ่น, ชอทครีต
(english) Heating hot rolled ferrous sheet in an open furnace to a temperature within the transformation range and then cooling in air, in order to soften the metal. The formation of a bluish oxide on the surface is incidental.
(english) A process of box annealing or pot annealing ferrous alloy sheet, strip or wire after hot working and pickling.
(english) (1) Permanently damaging a metal or alloy by heating to cause either incipient melting or intergranular oxidation. (2) In grinding getting the work hot enough to cause discoloration or to change the microstructure by tempering or hardening.
เครื่องยนต์ชนิดเผาหัว (แบบใช้ระบบจุดเชื้อเพลิงได้โดยความร้อนจากหัวเผา หรือใช้ตะเกียงฟู่ลนเผาหัวที่ฝาสูบจนร้อนจัด)
(Environmental Engineering) Organisms which utilize inorganic carbon dioxide for protoplasm synthesis and light for an energy source. See autotrophic and chemoautotrophic.