1、

The combined vacuum distillation and melt crystallization technology was used to purify DDHI from artificial musk.

通过减压精馏熔融结晶耦合技术研究提高人造麝香(DDHI)含量的原理和工艺流程.

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2、

The power failure caused a refrigerator melt that was a disaster.

断电导致冷藏库融化,这真是一场灾难.

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3、
4、

Study on the rheological behaviour of copolyether ester EDDP melt

共聚醚酯型EDDP熔体流变性的研究

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5、

Self-modification in EASA is attributed to the occurrence of a severe undercooling during solidification, which is related with the formation of homogeneous melt and the electric current in electrolysis process.

合金组织对冷却速度不敏感,具有遗传性,合金具有良好的韧性和塑性。电解Al-Si合金熔体为均质熔体,凝固时出现大的过冷度是形成变质组织的原因。

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6、

Purification of artificial musk DDHI by combined vacuum distillation melt crystallization technology

减压精馏-熔融结晶耦合装置提纯人造麝香的研究

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7、

For blow molding , melt temperatures of 160� � C to 220� � C are recommended.

吹塑成型的推荐熔化温度在160到220度之间.

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8、

Optional use of electricity or water defrosting defrosting, defrosting time is short, resulting in less heat, melt cream completely;

可选用电化霜或水融霜,融霜时间短,产生热量少,融霜完全;

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9、

The Degassing Effect of JDN-I Flux on Aluminium Melt

JDN-I熔剂对铝熔体除氢净化效果的研究

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10、

Degassing Effect and Influence of Rotating Degassing Unit on Components of Aluminum Melt

铝熔体旋转喷吹的除气效果及其对成分的影响

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11、

The results show that, after laser surface processing, a melt layer with cellular dendrite structure is formed, which could transform into very fine grained structure during the annealing treatment.

结果表明,激光处理后试样表面熔凝区的组织主要为胞状枝晶组织,经后续热处理可转变为细小的等轴晶粒组织,并形成了良好的超塑连接条件。

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12、

The improved model was applied to simulate the dendritic features, in the cases of the free dendritic growth from an undercooled melt, competitive columnar growth in the directional solidification and equiaxed dendritic evolution.

应用改进的模型模拟了不同择优取向的单枝晶在过冷熔体中的自由生长、定向凝固过程中柱状晶的竞争生长以及等轴晶的演变过程。

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13、

Bimodal polypropylene ( BMPP) and nucleated bimodal polypropylene ( BMPP/ NA) were synthesized in a small stirred bed reactor, and the crystallization, melt behavior and mechanical properties of the samples were investigated.

在小型反应器内合成了双峰聚丙烯(BMPP)和含有成核剂的双峰聚丙烯(BMPP/NA),考察了试样的结晶、熔融行为和力学性能。

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14、

The alloying elements Ti and C can form TiC directly in the melt which acts as nucleus of cementite and causes both primary and eutectic cementite granulated and refined. So the cementite network in this steel can be eliminated.

Ti和C可以直接在液相中反应形成TiC,并可作为渗碳体的结晶核心,使一次渗碳体和共晶渗碳体发生粒化和细化,从而避免连续网状碳化物的形成。

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15、

The results show that the extensional flow of melt in convergent die results in intense entrance elastic effect and distinct extrusion swell in conical die with different angles.

结果表明,不同角度圆锥口模挤出过程中,熔体在收敛流道受到拉伸流变,导致强烈的入口弹性效应,表现出熔体在不同角度圆锥口模挤出时有不同的挤出胀大比。

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16、

The thesis have systematically investigated the structural and transport properties of as-quenched and annealed Co xCu 100-x ( 5 ≤ X ≤ 30) granular alloys prepared by melt spinning.

系统研究了用快淬制备的铸态和退火处理后的颗粒合金膜CoxCu100-x(5≤X≤30)的结构及磁电阻性能。

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17、

S Research on the response of the conveying and extrusion power of the polymer melt to the vibration force field ( VFF) was carried out with self amended Tanner constitutive equations.

本文采用自行修正的Tanner本构方程研究了塑料电磁动态塑化挤出机中熔体输送挤出功率对振动力场的响应。

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18、

At present basic theory and welding criterion of UPW are defective, research on welding mechanism and melt behavior of the welding region is not enough for the difficulty in study.

由于超声波塑料焊接是涉及多学科的交叉学科,研究难度较大,目前超声波塑料焊接的焊接基础理论和工艺规范还比较欠缺,对超声波塑料焊接机理和熔接行为研究不足。

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19、

The effects of polymerization conditions in gas phase and the formulation and preparation of the chromium based polyethylene catalyst QCP 01 on catalyst activity and polymer melt flow index were investigated.

考察了聚合条件以及催化剂配方和制备工艺条件对气相法铬系聚乙烯催化剂QCP-01的聚合活性及产物熔体流动指数的影响。

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