| 000 | 00625 a2200241 4500 | ||
|---|---|---|---|
| 001 | 259433 | ||
| 020 | _a | ||
| 041 | _aeng | ||
| 080 | _aLNASA TM 4257 : 1991 | ||
| 245 | _aAutomatic control study of the icing research tunnel refrigeration system | ||
| 250 | _a | ||
| 260 | _aWashington, D.C. | ||
| 260 | _bNational Aeronautic and Space Adminstration | ||
| 260 | _c1991 | ||
| 300 | _a28 p. | ||
| 300 | _c | ||
| 856 | _u | ||
| 490 | _aNASA TM 4257 : 1991 | ||
| 700 | _a | ||
| 650 | _a | ||
| 650 | _aWind tunnel refrigeration system, Automatic control study, Two-phase fluid, Digital computer simulation | ||
| 942 | _cPP | ||
| 942 | _2UDC | ||
| 999 |
_c211080 _d211080 |
||