ตัวกรองผลการค้นหา
หรือคุณกำลังค้นหา Ottawa Sand, roundel, Scope, Broaching, Bench Lathe, Screen (or Sieve), Builtup Plate, pounder, sounder
rounded aggregate
แปลว่ามวลรวมก้อนกลม
Ottawa Sand
แปลว่า(Concrete Engineering) A sand used as a standard in testing hydraulic cements by means of mortar test specimens. Sand is produced by processing silica rock particles obtained by hydraulic mining of the orthoquartzite situated in open-pit deposits near Ottawa, Illinois; naturally rounded grains of nearly pure quartz.
Rod (tamping) (ASTM C24l)
แปลว่า(Concrete Engineering) A round, straight steel rod, 5/8' in diameter and approximately 24' in length, having the tamping end rounded into a hemispherical tip, the diameter of which is 5/8'.