| 标准编号 | MIL-V-22052D |
| 标准名称 | MILITARY SPECIFICATION: VALVE, STOP AND STOP CHECK, GLOBE, ANGLE, AND Y PATTERN, CAST OR FORGED CARBON OR ALLOY STEEL, OUTSIDE SCREW AND YOKE (SIZES 2-1/2 INCHES AND LARGER) (20 MAR 1978) |
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