JB/T 50194

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

ęœ¬ę ‡å‡†č§„å®šäŗ†é””铅钎ꖙēš„č“Ø量ē­‰ēŗ§ć€ę£€éŖŒåŠčƕéŖŒę–¹ę³•ć€ęŠ½ę ·ę–¹ę³•ć€čÆ„å®šę–¹ę³•ē­‰å†…å®¹ć€‚ ęœ¬ę ‡å‡†é€‚ē”ØäŗŽåŽ‹åŠ›åŠ å·„ę–¹ę³•åˆ¶é€ ēš„ę— ē„Šå‰‚čŠÆē„Šę–™å’Œę ‘č„‚čŠÆē„Šé””äøē­‰å„ē§č§„ę ¼ēš„é””铅钎ꖙ怂

šŸ“ Foreword / 前č؀ ai_extracted

ęœ¬ę ‡å‡†ę˜ÆåƹJB/T 56050.3ā€”93怊锔铅ē„Šę–™ äŗ§å“č“Ø量分ē­‰ć€‹ēš„äæ®č®¢ć€‚äæ®č®¢ę—¶ļ¼ŒåÆ¹åŽŸę ‡å‡†ä½œäŗ†ē¼–č¾‘ę€§ äæ®ę”¹ļ¼Œäø»č¦ęŠ€ęœÆå†…å®¹ę²”ęœ‰å˜åŒ–ć€‚ ęœ¬ę ‡å‡†č‡Ŗå®žę–½ä¹‹ę—„čµ·ä»£ę›æJB/T 56050.3ā€”93怂 ęœ¬ę ‡å‡†ē”±å…Ø国ē„ŠęŽ„ę ‡å‡†åŒ–ęŠ€ęœÆå§”å‘˜ä¼šęå‡ŗå¹¶å½’å£ć€‚ ęœ¬ę ‡å‡†čµ·č‰å•ä½ļ¼šå“ˆå°”ę»Øē„ŠęŽ„ē ”ē©¶ę‰€ć€‚ ęœ¬ę ‡å‡†äø»č¦čµ·č‰äŗŗļ¼šč–›ę¾ęŸć€‚ ęœ¬ę ‡å‡†äŗŽ1993 å¹“é¦–ę¬”å‘åøƒļ¼Œęœ¬ę¬”ę˜Æē¬¬äø€ę¬”äæ®č®¢ć€‚ JB/T 50194ļ¼1999

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

normative_reference GB/T 10574-1989
normative_reference GB/T 11363-1989
normative_reference GB/T 3131-1988
normative_reference GB/T 8619-1988

Content extracted by AI. Not officially verified.