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- PROMOTING FLOW ACTION OF LOW MELTING POINT METAL ON POLYPROPYLENE 液态锡及锡铅合金对聚丙烯的促流作用
- Interaction Between Rare Earth Cerium and Low Melting Point Metal Lead in Steel 钢中稀土铈与低熔点金属铅的相互作用
- low melting point metal 低熔点金属
- Account should be taken of the low melting point of this substance. 应该考虑到这种物质的熔点低.
- The main body, tiger shaped hook handle and feet were cast separately respectively, then welded together by the terne metal with low melting point. 尊主体、虎形提梁和虎形足分别单独铸造后,以低熔点锡铅合金焊接成一体;
- Burning-in technique was applied widely in casting complex bronze wares.The burning-in in the Warrior States mostly adopted the terne metal with low melting point. 铸焊技术在复杂青铜器铸造中有广泛的应用,战国时期的铸焊多用低熔点铅锡合金。
- A halogen element, F, is major raw materials deriving fluorine compound, and because of low melting point, that is widely used in steelmaking, nonferrous metal smelting, cement, glass and ceramics. 萤石中含有卤族元素氟,是制取含氟化合物的主要原料,又由于熔点低而广泛用于炼钢、有色金属冶炼、水泥、玻璃、陶瓷。
- The slag system has characters of low melting point,high optical basicity and good desulfurizing capacity. 该渣系具有熔点低、光学碱度高、脱硫能力较强的特点,脱硫率达到80%25。
- The results show that the technology is fit for high melting point metal surface alloying and surface alloying in surface of high melting point metal and some coloured metal. 结果表明,该技术在表面合金化技术领域中,是适合于高熔点金属表面合金化和采用高熔点金属对铁基或某些熔点较高的有色金属表面进行合金化的实用工艺。
- Rubber protective wax is made from paraffin wax with low melting point, paraffin wax with high melting point and polyethylene wax. 橡胶防护蜡,是由低熔点石蜡、高熔点石蜡、微晶蜡和聚乙烯蜡制成的。
- The low melting point of polyethylene allows for closure of pores and reduction of flow through them at elevated temperatures. 此聚合物的低融点性可以在更高的温度下关闭毛孔并减少流量。
- Bismuth alloys are used (because of their low melting points) in making metal castings, special solders, automatic sprinkler heads, fuses, and many fire-detection devices. 铋合金熔点低,可用于金属铸造、特种焊料、自动喷水头、保险丝以及许多防火设备。
- Aluminum-silicon alloy casting their low melting point, formability, and can also be used for the production of foam material. 铝-硅系铸造合金因其熔点低,成形性好,也可用于制作泡沫材料。
- There are many pores in the sinter, which is attributed to low melting point and crystallization capacity of the binding phase. 低氟烧结矿中存在大量微气孔是由于其粘结相的熔点和结晶能力低造成的。
- Dibenzyltoluene(DBT) has high boiling point, low melting point, good heat-stability and similar physical and thermal properties to those of hydrogenated triphenyl. 二苄基甲苯沸点高,凝固点低,热稳定性好,其理化及热学性质与氢化三联苯相近。
- Employed the low melt point B-Si glass as the matrix, doped the luminescence materials, and prepared the long afterglow luminescence glass. 并以硼硅酸盐低熔点玻璃为底材,掺杂该发光粉体,在一定温度下烧成,结果制得长余辉蓄光玻璃。
- The low melting point derivatives and the hydrophilic derivatives of niclosamide were designed and prepared to enhance the transdemal rate of niclosamide. 研究了氯硝柳胺衍生物的透皮吸收.;和氯硝柳胺原药相比;氯硝柳胺的酯型前体药物对透皮速率并无显著影响;但前体药物的熔点越低;透皮速率越大;
- All either heat up water to make steam, which drives a generator, or heat and liquefy a salt with a low melting point such as sodium nitrate that is used to make steam. 而菲涅耳系统则利用比较便宜的平镜模仿抛物槽式系统。所有设计要么是给水加温制造蒸汽来驱动发电机,要么就是给低熔点的盐类(如硝酸钾)加温使之液化,用来制造蒸汽。
- This paper is mainly to study on rheological property of the low melt point multi-copolyamide so as to guide how to melt-blown the fiber web material. 研究了一种低熔点多元共聚酰胺的流变性能,为其熔喷非织造加工提供指导。
- high melting point metal coating 高熔点金属涂层