ตัวกรองผลการค้นหา
diamond of the first water
แปลว่าเพชรน้ำหนึ่ง
A Diamond In The Rough
เฟรม
Brale
แปลว่า(english) A diamond penetrator, conical in shape, used with a Rockwell hardness tester for hard metals.
Band, Inside
แปลว่า(english) A loose steel frame placed inside a removable flask to reinforce the sand at the parting line after the flask has been removed.
Screen (or Sieve)
แปลว่า(Concrete Engineering) A metallic sheet or plate, woven wire cloth, or similar device, with regularly spaced openings of uniform size, mounted in a suitable frame or holder for use in separating material according to size.
