ตัวกรองผลการค้นหา
black marker which indicate that person must not enroll an army
แปลว่าใบดำ
Burnt Rubber
แปลว่า(english) Small or large black spots that generally show up on surface and are generally caused by pickling steel too hot.
Magnetite
แปลว่า(Concrete Engineering) An aggregate used in heavy weight concrete, consisting primarily of ferrous metaferrite (Fe304). A black magnetic iron ore with a specific gravity of approximately 5.2 and a Mohs hardness of about 6.
Base Box
แปลว่า(english) Unit of area of 112 sheets of tin mil products (tin plate, tin free steel or black plate) 14 by 20 inches, or 31,360 square inches. Tin Plate is sold, and carried in finished inventory, on a weight per unit area rather than on a thickness basis.