块规 meaning in English

[机械工程] block gauge; end block; gauge block; gauge parallel; parallel gauge [block]; set block; slip gauge
◇块规夹持器 block holder; 块规夹子 block holder

Gauge blanks for screw threads limit gauges
螺纹极限量规的块规
Measuring instruments . vee blocks
测量仪表. v形块规
Specification for calibration block no . 2 for ultrasonic examination of welds
超声波焊缝探伤用2号校验块规规范
Non - destructive testing - ultrasonic examination - specification for calibration block no . 1
无损检验.超声检验. 1号校准块规规范
Steel slip gauge
钢制块规

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