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I was attending a seminar on thermal cracking of concrete today. 上班途上的短短十多二十分钟，总会看书，每天逐点逐点的，很快便看完一本。
The thermal cracking threshold of fine sandstone is determined primarily. 实验初步确定了细砂岩的热破裂阈值及其热破裂规律。
Good toughness and thermal cracking resistance.Used in the stands of prefinish rolling.Suitable for hot rolling thread steel. 具有优良的韧性和抗热烈纹能力;适用于预精轧机架和热轧螺纹钢.
Some manufacturers use fiber reinforcement to control plastic shrinkage and thermal cracking. 一些生产商使用纤维增强来控制塑性收缩和热胀开裂。
This lower cost and higher efficiency approach quickly replaced thermal cracking in oil refineries around the world. 这种低成本，高效率的技术很快在世界范围的原油精练行业中取代了热裂化技术。
High binder content, good toughness and thermal cracking resistance.Used in the stands of prefinish rolling.Suitable for hot rolling thread steel. 粘结剂含量高,具有优良的韧性和抗热烈纹能力,适用于预精轧机架和热轧螺纹钢。
High binder content,good toughness and thermal cracking resistance.Used in the stands of prefinish rolling.Suitable for hot rolling thread steel. 粘结剂含量高;具有优良的韧性和抗热烈纹能力;适用于预精轧机架和热轧螺纹钢.
When cis pinane was converted completely, the selectivity of dihydromyrcene was over 50% while that of thermal cracking is much lower. 从顺式蒎烷裂解得二氢月桂烯,粗产物直接水合制二氢月桂烯醇。
There are four primary ways to make biodiesel direct use and blending, microemulsions, thermal cracking and transesterification. 生物柴油生产方法主要有:直接使用和混合法、微乳法、热裂解法和酯交换法等。
The reservoir bitumen was formed and precipitated in the porosity of the reservoir rock from the oil by thermal cracking, weathering and deasphalting. 储层沥青对储层的储集性能有重要影响，它可以大大降低储层的孔隙度和渗透率，改变储层的孔隙结构，甚至可以完全堵塞孔隙，形成圈闭的遮挡层。
The results show that thermal cracking damage of rock is a general phenomenon highly affecting mechanical properties of rock. 结果表明,岩石的热开裂损伤是一种普遍现象,并对岩石的力学性质等有显著影响。
Formation and shape of coke in coils of thermal cracking furnace, and advances in technologies of coking inhibitor, especially in decoking were reviewed in this paper. 本文综述了管式裂解炉蒸汽热裂解过程中,焦碳的形成及形态、抑制结焦及焦碳脱除技术、裂解炉烧焦过程研究进展。
The investigations results show that the coupling of thermal cracking and pore pressure is the main reason to induce the thermal spalling and uncertainty of explosive spalling. 提出了热开裂和孔隙水（汽）压力的耦合作用是产生混凝土爆裂和不确定性的主要原因。
Good toughness and thermal cracking resistance. Used in the stands of [refinish rolling or in the front stands of common mills and roll rings for hot rolling screw thread steel. 具有优良的韧性和抗热裂性能。用于予精轧机架或一般轧机前部机架以及热轧螺纹钢辊环。
The present of small amount of fine graphite enhances the roll's resistanc ot spalling, thermal crack and wearability. 加上有少量细小，不仅提高了轧辊抗剥落性，抗热裂性和耐磨性能，而且辊身工作层硬度落差很小。
The production methods of directly using blending process, micromulsions process, thermal cracking process and transesterification process were introduced. 介绍了直接混合、微乳液、高温热裂解及酯交换等生产方法。
The process of impurity removing from fine silica powders with thermal crack method is investigated by means of DTA and XRD. 通过显微镜观察和X-射线衍射分析方法,研究用热爆裂法除去二氧化硅微粉中杂质的过程。
The melting welding would result in the thermal crack and cannot be used to bond the big and bended parts due to the low welding depth. 铍的熔化焊由于热影响区对热特别敏感及焊接裂纹等而存在很大困难。
The existence of small amount of fine graphite enhances the roll's resistance to spalling,thermal crack and wear ability. 加上有少量细小石墨存在，不仅提高了轧辊抗剥落性、抗热裂性和耐磨性能，而且辊身工作硬度落差很小。
A little crack detracts from the value of the vase. 小小的裂痕减损那个花瓶的价值。