JB/T 51239

Standard Type
JBT
ICS
N/A
CCS
N/A
Status
N/A
Issue Date
N/A
Implementation
N/A
Responsible Dept
N/A
Drafting Unit
N/A

šŸ“‹ Scope / 适ē”ØčŒƒå›“ ai_extracted

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šŸ“ Foreword / 前č؀ ai_extracted

ęœ¬ę ‡å‡†ę˜ÆåƹJB/T 51239.1~51239.3ā€”94ć€Šåœ†ē›˜č€™ē‰‡ äŗ§å“č“Ø量分ē­‰ć€‹ēš„äæ®č®¢ć€‚ ęœ¬ę ‡å‡†äøŽJB/T 51239.1~51239.3ā€”94 ē›øęƔļ¼Œäø»č¦ęŠ€ęœÆå†…å®¹ę”¹å˜å¦‚äø‹ļ¼šåÆ¹č€™ē‰‡ēš„ę€§čƒ½ęŒ‡ę ‡čæ›č”Œäŗ†äæ®ę”¹ć€‚ ęœ¬ę ‡å‡†č‡Ŗå®žę–½ä¹‹ę—„čµ·ä»£ę›æJB/T 51239.1~51239.3ā€”94怂 ęœ¬ę ‡å‡†ē”±å…Ø国农äøšęœŗę¢°ę ‡å‡†åŒ–ęŠ€ęœÆå§”å‘˜ä¼šęå‡ŗå¹¶å½’å£ć€‚ ęœ¬ę ‡å‡†čµ·č‰å•ä½ļ¼šäø­å›½å†œäøšęœŗę¢°åŒ–ē§‘å­¦ē ”ē©¶é™¢ć€‚ ęœ¬ę ‡å‡†äø»č¦čµ·č‰äŗŗļ¼šåˆ˜äŗ‘äøœć€ęØå…†ę–‡ć€‚ JB/T 51239ļ¼1999

šŸ“š References & Relations / 引ē”ØäøŽå…³č”

normative_reference GB/T 2828-1987
normative_reference GB/T 699-1999
normative_reference GB/T 710-1988
normative_reference GB/T 711-1988

Content extracted by AI. Not officially verified.