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- High strength and nice synthetic mechanical property. 强度高、综合机械性能好。
- This paper reviewed the synthetic mechanism of zircon based ceramic pigments. 对锆英石颜料合成机理的研究成果进行了总结。
- Nice synthetic mechanical property and welding property; accurate dimension and nice profile. 具有良好的综合机械性能和焊接工艺性能,尺寸精确、板形好。
- Nice synthetic mechanical property; satisfying general demands of machining and welding of structural components. 具有良好的综合机械性能,满足结构件加工、焊接的一般要求。
- The structrue of NPER was characterized by IR and 'H-NMR and the synthetic mechanism of NPER was inferred. 采用红外光谱法和核磁共振氢谱法对NPER的结构进行了剖析,推测出了NPER的合成机理。
- Nice synthetic mechanical property, nice machine shaping property, accurate dimension, nice profile and surface quality no crack under pressing and low waste ratio. 具有较好的综合机械性能、表面质量、板形和尺寸精度,较好加工成型性能,冲压不开裂,冲废率低。
- The results show that tensile strength and rigidity was a little decreased,the ductibility was increased and the synthetic mechanical properties was improved. 结果表明,进行了预退火处理的奥贝球铁材料的强度、硬度有一定的降低,但其伸长率有较大幅度的提高,材料的综合力学性能得到极大的改善。
- By combination of the results of quantum computation with the infrared spectra obtained at various synthetic stage, the possible synthetic mechanism was proposed. 根据量化计算结果与丙交酯合成实验中不同阶段反应体系红外谱图的变化,提出了丙交酯合成的可能机理。
- The contents of main radicals in the different stages of UF resin synthesis were compared by FTIR Spectra in this article and its synthetic mechanism was discussed. 本文用FTIR分析比较了脲醛树脂合成过程中主要基团含量的变化情况,探讨了脲醛树脂胶粘剂合成机理。
- They are building a submarine cable tunnel. 他们正在建设一条海底电缆隧道。
- EBZ- 90 type mechanical tunneling machine EBZ-90型综掘机
- 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。
- They are digging through the hill to make a tunnel. 他们正在凿山建一条隧道。
- By increasing the speed of cooling, the dendrite arm spacing of austenite, especially the secondary dendrite arm spacing, could be decreased evidently, which was advantaged to improve the synthetic mechanical properties. 冷却速度增加可明显减小初生奥氏体的枝晶间距,特别是二次枝晶间距的缩小,对提高中铬铸铁的综合力学性能非常有利。
- The synthetic mechanism and conditions of dimethylsilyl bis-enol ethers of ketones were studied and four dimethylsilyl his-enol ethers of ketones were synthesized and the yields were high. 本文对酮的二甲硅基双烯醇醚的合成反应机理和反应条件进行了探讨,在此基础上合成了四个酮的二甲硅基双烯醇醚,产率较高。
- The kid dug a tunnel in the sand. 小孩在沙堆里挖了一个地道。
- They were tunneling under the river. 他们在河下挖掘隧道。
- The workers are tunneling the hill. 工人们在凿山开隧道。
- Some synthetic materials do not crush easily. 有些化纤衣料不易起皱。
- The two lanes merge going into the tunnel. 两条车道会合后引入隧道。