SJ 51065/6-1997
Detail specification for Type GBX007radio frequency coaxil isolators gbx007型小型化波导射频隔离器详细规范 |
GB/T 16867-1997
Determination of residual styrene monomer in polystyrene and acry-lonitrile-butadiene-styrene resins by gas chromatography 聚苯乙烯和丙烯腈-丁二烯-苯乙烯树脂中残留苯乙烯单体的测定 气相色谱法 |
GB 16852.2-1997
Diagnosis of occupational acute chemical poisoning--Part 2:Diagnostic guideline of occupational acute obscure chemical poisoning 职业性急性化学物中毒的诊断 第2部分:职业性急性隐匿式化学物中毒的诊断规则 |
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