ค้นเจอ 9 รายการ

 หรือคุณกำลังค้นหา Ottawa Sand, mining, mining engineer

Make-buy decision

แปลว่า(Software Engineering) determining whether software should be built internally, acquired, contracted or built from reusable components

Kelly Ball

แปลว่า(Concrete Engineering) A device for determining the consistency of fresh concrete. It is sometimes used as an alternative to the slump test.

mining

แปลว่าการทำเหมือง

N

mining engineer

แปลว่าวิศวกรเหมืองแร่

N

Brinell Hardness Testing

แปลว่า(english) Method of determining the hardness of materials; involves impressing a hardened ball of specified diameter into the material surface at a known pressure (10-mm ball, 500-kg load for aluminum alloys). The Brinell hardness number results from calculations involving the load and the spherical area of the ball impression. Direct-reading testing are generally used for routine inspection of forgings, and as a heat treat control function.

mining

แปลว่าการทำเหมืองแร่, การขุดแร่

Associate Mining Engineer

แปลว่าภาคีวิศวกรสาขาเหมืองแร่

Gillmore Needle

แปลว่า(Concrete Engineering) A device used in determining time of setting of hydraulic cement, described in ASTM 0 266. Gradation The sizing of granular materials; for concrete materials, usually expressed in terms of cumulative percentages larger or smaller than each of a series of sieve openings or the percentages between certain ranges of sieve openings.

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.