文档介绍：A, fill blank 1. Cold box conjunction platinum electric resistance for inside 敷 establishing the electric cable cut the area cannot smaller.( mm2) 2. From platinum electric resistance to the electric cable for of敷 establishing of cold box, must leave( low temperature equipments or piping) the certain distance, and adopt( wear the tube) or( angle steel) protect the way. 3. In the cold box low temperature spirit 相 for inside 敷 establishing the 引 press to take care of the road, in bar of spirit 相 the 引 to press to take care of the road spirit the 相 to lie the quality congealed, and the 引 press to take care of the road to must leave the low temperature equipments or piping(500) mm, if puts to have the difficulty into practice, and can press the off- street part of tube to tie up in the 引 s.( Hot material of绝) 4. In the cold box the cold 缩 for 引 for inside 敷 establishing pressing take care ofing the road, for in expiation ofly its under the low temperature transform, generally at out times for ex- ly1弯, but the's 弯 tube must bing( level) installing or弯 head( heading up), distance wall of cold box at least(80) mm, bent radius must larger than tube path of cold box. 5. Heading up to tilt to one side in the gradient for low temperature liquid for inside 敷 establishing measuring the tube road, liquid 相 the 引 pressing tube should then(5%) of cold box, and e close the cold box the inside wall the 敷 to establish(2) the rice above. 6. In the cold box low temperature liquid for inside 敷 establishing measure what tube road, general take to exit add( electricity heating apparatus) in the bottom tube, and the purpose let( liquid) the 充 cent( vaporization), and guarantee all of the qualities of liing of next tube insides are( the spirit 相 lie the quality), from but guarantee to measure.( accurate) 7. 1ppm quantity that represent for.( million cents it a) 8. Thermocouple thermometer therefore( hot electricity effect) for the foundation's 测温 appearance. 9. 1000 dewdrop is mor