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- The results showed that the light beam Ni-based alloy powder surfacing layer can metallurgically bond with the Fe-C alloy substrate. 采用光束镍基合金粉末堆焊可在铁碳合金表面获得与基体冶金结合良好、无裂纹、轻度稀释的强化层。
- In recent years, high power density beam powder surfacing techniques have been developing rapidly,such as plasma arc surfacing,electron beam surfacing,laser surfacing and focusing light surfacing. 近年来,高能束粉末堆焊技术凭借其特有的优势得到了迅速的发展。
- The process of plasma arc powder surfacing for inside surface of the rubber crowd machinery barrel is investigated and the correctness spraying welding procedures are given. 研究了橡胶挤出机机筒内表面采用粉末等离子弧喷焊的工艺方法，给出了机筒喷焊的最佳规范。
- High Power Density Beam Powder Surfacing Technique 高能束粉末堆焊技术
- MAH was grafted on PP powder surface by solid phase graft copolymerization with BPO and DCP as initiators. 以过氧化苯甲酰（BPO）、过氧化二异丙苯（DCP）为引发剂，用固相接枝法在聚丙烯（PP）粉表面接枝马来酸酐（MAH）。
- Feature of non-ore powder surfacing electrode 无矿石粉堆焊焊条的工艺性能
- Fish were surfacing to catch insects. 鱼浮到水面上捕捉昆虫。
- During Service, if the Lanthanon aluminates luminescent powder surface contacts and does relative movement with metal, it will be nigrescent. 摘要稀土铝酸盐发光材料在使用过程中和金属铁接触并发生相对运动则会出现色泽变暗现象，影响其产品外观及发光亮度。
- According to the FTIR spectra, the modification process was efficient to coat a layer of stearic acid (SA) on the powder surface. 根据红外光谱分析，在粉末表面施覆硬脂酸或聚乙二醇可有效改变其表面官能基。
- The results showed that stearic acid could reduce the powder surface energy obviously and disperse the abrasive and solid finely. 研究发现，十八酸能显著降低粉体材料的表面能，粉碎性能优良，固体分散性较好；
- Nowadays batch type equipments for large calcium carbonate,such as high speed kneader (mixer blender),grind machine and so on,are used as powder surface modification equipments. 目前,重质碳酸钙用粉体表面改性设备常用高速捏合机(混合机)等间歇式设备,质量不容易控制均匀,产品性能波动大。
- It is found that the powder size and the powder surface treatment have obvious effects on the static elastic modulus and compressive strength, and few ef... 合金含量、磁场取向对复合材料的静态弹性模量影响不大,其中合金含量对复合材料的抗压强度有较大的影响。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- Actually they even have vanilla powder. 实际上还可以加香草粉。
- He takes a powder every morning. 他每天早晨吃一种粉状药。
- Study on the Quality of Ni-based Alloy Light Beam Powder Surfacing 镍基合金光束粉末堆焊质量的研究
- Borax is a kind of white powder. 硼砂是一种白色粉末。
- Shaking will settle the chalk powder down. 晃一晃把粉笔末抖落下来。
- Borax must be reduced to powder for infants. 硼砂必须研成细粉才能供婴儿使用。
- He crushed a piece of chalk to powder. 他将一支粉笔压成粉末。
