high-density powder 中文意思是什麼
high-density powder
解釋
高密度粉末-
It is designed according to electrical stove or microwave oven request. heating pipe adopts high temperature resistance mgo powder as the insulation medium and the stainless steel case is passed oxidation deal through the advanced web band protection oven 1050c in order to become the a special oxidation layer and improve the high temperature oxidation and bittern corrosive performance of the heating pipe. the heating tube has high power density and strong heat radion. this product with good safe performance can work normally after 3000hrs life test
加熱管選用耐高溫氧化鎂作絕緣介質，不銹鋼外殼經過先進的網帶氣體保護爐1050的氧化處理，形成一種特殊的氧化層，提高電熱管的抗高溫氧化及鹽鹵的腐蝕性能。電熱管的功率密度較高，熱輻射能力強。產品經長達3000h的壽命試驗后，仍能正常工作，安全性能好。 -
Good cracking - resistant : nfs has high density and has very low cracking rate when re - used that make it more good to environment for the less sand powder occured
耐破碎性好：鑄寶砂的緻密性好，強度高，即使重復再生使用也很少破碎，減少鑄造生產過程中的粉塵對生產環境的污染，再生性好，減少產業廢物排放，利於環境保護。 -
A paving system of polymer modified cold mix asphalt. like the former slurry seal, micro - surfacing is a high density mixture of emulsified asphalt, water, mineral powder etc. it is used for various road maintenance and reparation on wide pavement of roads & airports
是一種聚合物改性冷混瀝青鋪路體系，就像它的前身- -稀漿封層那樣，微表處是乳化瀝青、水、礦粉等原材料的高稠度混合體。 -
The results showed that the processing parameters ( such as laser power, the diameter of laser, scanning speed of laser beam, ratio of overlapping ) are important to acquire a perfect component. furthermore, in order to assure geometric properties ( accuracy, surface finish ), the structure of the off - axial powder nozzle was improved to avoid the oxidation of the molten pool. the density metal test sample of rene95 high - temperature alloy was made by lsf through optimizing the processing parameters
本文對激光立體成形的工藝特性進行了深入系統的研究，發現如果要獲得理想的成形效果，就必須對成形過程中的工藝參數進行精密控制，例如激光功率、激光光斑大小、光束掃描速度、搭接率等；同時為了保證成形件有較高的尺寸精度和表面質量，必須對成形零件的氧化問題進行控制，通過改進側向送粉噴嘴的結構設計，成形件的表面氧化問題得到適度控制。 -
The conclusions are as follows : ( 1 ) high - pressure water - atomization can be used to produce a pre - alloyed steel powder with high apparent density, high green strength, size - stability after sintering and low hydrogen - loss content ; ( 2 ) the higher smelting temperature and / or water pressure, the finer particle size of steel powders ; ( 3 ) when the atomization angle holds in a reasonable value ' s range the obtained powder will have a better particle size distribution ; ( 4 ) an optimum atomization technological parameters : liquid steel flux, water pressure and water prick angle was obtained ( 5 ) reduction variables ( temperature, holding time, material - bed ' s thickness and reducing gas flux ) have a significant effect on the particle agglomeration and properties of final powder was given ( 6 ) different alloying methods were developed to modify properties of ferrous powder materials and hence to broaden its applications in ferrous powder metallurgy industry
本文系統研究了水霧化預合金鋼粉生產工藝及合金化方法對鐵基粉末冶金材料性能影響，詳細研究了冶煉、霧化、還原工藝參數對預合金鋼粉化學成份和物理性能影響，並得出如下結論： （ 1 ）採用高壓水霧化技術可用於生產高密度、高強度、尺寸穩定性的低氫損含量的水霧化預合金鋼粉。 （ 2 ）冶煉溫度越高，高壓水壓力越大，所得生粉顆粒粒度越細。 （ 3 ）水錐角調整在一個適當角度范圍內可獲得粒度組成較好的生粉。 -
Based on these achievements and considered the high - property of powder al - alloy, the dissertation tried to make high strength, low density powder wires and powder cladding products with metallurgical interface. these products were expected to obtain commercial using before long
論文力圖在此基礎上結合粉末鋁基復合材料的優良性能，制備出高強輕質的粉末導線和界面結合強度高、表面質量好兼而具備鋁基復合材料各項優異性能的覆層導線，以期獲得工業性應用。
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