GB/T 17006-1997
Evaluation and routine testing in medical imaging departments--Part 2-6:Constancy tests--X-ray equipment for computed tomograpHy 医用成像部门的评价及例行试验 第2-6部分:X射线计算机体层摄影设备稳定性试验 |
TB/T 2822-1997
(Electrified railway 27. 5kV single-pHase XLPE insulated cables) 电气化铁道27.5kv单相铜芯交联聚乙烯绝缘电缆 |
SJ/T 11138.3-1997
Coaxial cable with pHysically-foamed polyethylene insulation for use in cabled distribution systems, Type SYWV-75-9, SYWY-75-9, SYWLY-75-9 sywv-75-9、sywy-75-9、sywly-75-9型电缆分配系统用物理发泡聚乙烯绝缘同轴电缆 |
SJ/T 11138.2-1997
Coaxial cable with pHysically-foamed polyethylene insulation for use in cabled distribution systems Type SYWV-75-5, SYWY-75-7 sywv-75-7、sywy-75-7型电缆分配系统用物理发泡聚乙烯绝缘同轴电缆 |
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 |
HG/T 2911-1997
pHotography. Source document microfilms. Determination of ISO speed and ISO average gradient 原件缩微摄影胶片.ISO感光度和ISO平均斜率的测定 |
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