Standards

DZ 64-1988 Replaced

DZ 64-1988 Geological instrument product classification and code

Publish Date: 1988-12-09

DZ 65-1988 Replaced

DZ 65-1988 Fusion of crystal technology requirements

Publish Date: 1988-12-09

DZ 67-1988 Replaced

DZ 67-1988 Natural ice stone technical requirements

Publish Date: 1988-12-09

DZ 61-1988 Replaced

DZ 61-1988 Geological Mechanical Product Classification and Codes

Publish Date: 1988-11-12

DZ 62-1988 Replaced

DZ 62-1988 Geological tool product classification and code

Publish Date: 1988-11-12

DZ 63-1988 Replaced

DZ 63-1988 Laboratory mineral processing equipment classification and code

Publish Date: 1988-11-12

DZ 57.13-1987 Replaced

DZ 57.13-1987 Geological instrument and meter industry time quota for optical component processing

Publish Date: 1988-04-21

DZ 58-1988 Replaced

DZ 58-1988

Publish Date: 1988-04-11

DZ 55-1987 Replaced

DZ 55-1987 Hydraulic Geological Work Specification for Urban Balloon Environment

Publish Date: 1987-12-08

DZ 56-1987 Replaced

DZ 56-1987 Ground Precision Magnetic Surveying Technology Specification

Publish Date: 1987-12-07

DZ 54-1987 Replaced

DZ 54-1987 GJX-1 type pocket instrument for measuring the direction and latitude

Publish Date: 1987-11-18

DZ 2.1-1987 Replaced

DZ 2.1-1987 Geological diamond drill bit

Publish Date: 1987-09-12