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[问题求助] 实验室温度湿度应该控制在什么范围内?

P:2008-12-10 10:09:38

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实验室温度湿度应该控制在什么范围内?

412 sheet paper lapping machine - 412盘纸包机 (0) 投诉

P:2008-12-10 10:12:53

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温度20-25度

相对湿度65-85%

semiconducting conductor shield - 坐导电导体屏蔽 (0) 投诉

P:2008-12-10 11:08:09

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UL那个标准里面有这个要求?

extruded ribbon cable - 挤出型带状电缆 (0) 投诉

P:2011-01-12 16:26:39

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那通信机房内的湿度一般在多少?

Dair super unit - 线对超单位,线对超大单位(50对以上) (0) 投诉

P:2011-01-14 23:23:35

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35%~75%

control chute - 控制电路 (0) 投诉

P:2011-01-18 16:53:20

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23正负2度,湿度为50正负5度

pct - per cent百分比 (0) 投诉

P:2011-02-11 10:10:28

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都很专业嘛

e-mail - 电子邮件 (0) 投诉

P:2011-05-25 21:44:41

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CEE - International Commission for Conformity Certification of Electrical Equipment国际电气设备合格鉴定委员会 (0) 投诉

P:2014-01-08 11:19:37

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<div>Ambient temperature conditioning Before determination of the cross-sectional area, all test pieces shall be protected from direct sunlight and maintained for at least 3 h at a temperature of (23 ± 5) °C, except for thermoplastic insulating materials which shall be kept at (23 ± 2) °C.</div>

[billma 在 2014-1-8 12:08:25 编辑过]

control system automatically monitor - 控制系统自动监控器 (1) 投诉

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