查询词典 carbonization

The bridge structure suffered the moisture, frog and load attack successively in natural state, this results in concrete carbonization, reinforcing steel bar erosion, the surfer desquamate, the cross section dimension decrease, so the mechanics performance worsen, the bridge bearing capacity decreases.

在自然条件下，桥梁结构由于受到大气、水雾及外载的不断作用，引起混凝土碳化、钢筋脱钝锈蚀、构件表面剥落、截面尺寸减小，从而使混凝土结构或构件的力学性能恶化，使用性能降低，桥梁承载能力减小，严重的甚至引起人民生命财产的重大损失。

The results show that the distillate temperature of DLLA is lowed by the addition of diluent ethylene glycol, and the carbonization phenomenon can be avoided, which increases the yield of DLLA from 36.8% to 51.3%.

研究结果表明，在反应体系中加入乙二醇作为稀释剂，能降低DLLA的馏出温度，避免了DLLA在蒸馏过程中产生炭化现象，并使DLLA的平均产率由36.8%提高至51.3%。

The affections on the yield of DLLA caused by catalyst, temperature and time etc. were studied. By using ethylene glycol as diluent, the distillate temperature of DLLA was lowed and the carbonization phenomenon could be avoided, which caused the yield of DLLA increasing from 36.8% to 51.3%. The molecular weight of PDLLA prepared by this method could reach 184,000. DLLA and PDLLA was characterized and analyzed by DSC, XRD and IR.The key of direct method to synthesize PDLLA is the exclusion of H2O from reaction system.

丙交酯开环聚合制备PDLLA的关键在于中间体D，L-丙交酯的制备，研究了催化剂、反应温度、反应时间等因素对DLLA产率的影响，通过在反应体系中加入稀释剂乙二醇，DLLA的馏出温度明显降低，避免了DLLA在蒸馏过程中产生碳化现象，并使DLLA的平均产率由36.8％提高至51.3％，制备的PDLLA分子量最大值达18.4万。

Using the data dealing method for the saturated solubility, thermodynamic properties of Fe-C-Cr melt were calculated and the temperature dependence of thermodynamic properties also obtained, and the thermodynamic analysis of de-carbonization with blowing oxygen was carried out while medium carbon and low carbon ferrochrome were smelted using high carbon ferrochrome with converter practice.

利用碳饱和溶解度数据处理方法，计算了Fe－C－Cr熔体的热力学性质，得到Cr对C的话度相互作用系数与温度的关系式，并分析了高碳铬铁转炉法吹炼中低碳铬铁时吹氧脱碳的热力学行为。

The high performance concrete is applied in engineering field increasingly for its high fluidness , high intensity and good durability carbonization capability .

高性能混凝土以其高流动性，高强度和良好的耐久性在实际工程中日益得到广泛应用。

To study the sweetening process of diasporic bauxite,Al3 obtained from the direct carbonization of unrefined sintering solution was used as the additive and its performance was compared with that of the conventionally used gibbsite .

分别以烧结法粗液直接进行深度碳分所得到粗氢氧化铝和工业上常用的三水铝石矿作为添加剂，进行了一水硬铝石矿增溶溶出过程的对比研究，主要考察了增溶温度、添加剂添加量和增溶时间等因素对溶出效果的影响，同时对增溶溶出矿浆与常规拜耳法溶出矿浆的沉降性能进行了对比研究。

In an identical plant, the graphitization and carbonization of both fiber surface and inside are carried out simultaneously.

本发明具有在一套设备内同时实现石墨化和纤维表面及内部的渗碳，工艺简单，得到高强度和高模量的石墨化碳纤维的优点。

With increasing carbonization temperature, the (002) interlunar spacing decreased from 0.3895 nm to 0.3530 nm. However, the crystallite sizes Lc and La increased in different degrees.

随着炭化温度升高，d002晶面间距由0.3895 nm减小至0.3530 nm，而微晶尺寸Lc和La有不同程度增加。

It was discussed that the technique of carbonization using limekiln gas and water glass.

探讨了利用工业废弃物石灰窑气和水玻璃，采用碳化法制备白炭黑的工艺过程。

Using limekiln gas which was exhausted during theprocess of producing calcium carbide to reaction with water glass, did single-factor experiments and discussed the effect of factors on carbonization process, ratio of production and performance of product ,such as temperature and time of reaction, the density of raw material and carbon dioxide etc.

利用电石生产排放的含二氧化碳的废气—石灰窑气和水玻璃进行碳化反应，进行了单因素试验，探讨反应温度、反应时间、原料配比及二氧化碳浓度等因素对碳化过程、产率及产品性能的影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。