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| ±¾Ìû²úÉú 1 ¸ö ·ÒëEPI £¬µã»÷ÕâÀï½øÐв鿴 | ||
whm0827ͳæ (СÓÐÃûÆø)
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| The fixed volume enclosure shall be constructed with rigid panels that maintain a fixed enclosure volume, which shall be referred to as Vn. Vn shall be determined by measuring all pertinent dimensions of the enclosure including internal fixtures to an accuracy of ¡À 1/8 inch (0.5 cm) and calculating the net Vn to the nearest 1 ft3. The enclosure shall be equipped with an outlet flow stream that withdraws air at a low, constant rate and provides makeup air as needed, or by reversing the flow of air into and out of the enclosure in response to rising or falling temperatures. |
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- ·ÒëEPI: 132
- Ó¦Öú: 117 (¸ßÖÐÉú)
- ½ð±Ò: 4794.2
- É¢½ð: 22
- ºì»¨: 12
- Ìû×Ó: 780
- ÔÚÏß: 417.4Сʱ
- ³æºÅ: 3055206
- ×¢²á: 2014-03-15
- ÐÔ±ð: GG
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whm0827: ½ð±Ò+10, ·ÒëEPI+1, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2014-06-17 11:43:15
whm0827: ½ð±Ò+10, ·ÒëEPI+1, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2014-06-17 11:43:15
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