- 重点词汇
- nonepron.没有一个;毫无
- empty-handedadj.空手的;徒手的;
- shallaux.将要,将会;必须,一定,应该;可以,能够;
- mepron.(人称代词I的宾格)我;
- appear before(在…之前)出现;出庭;
- 相关例句
试验结果表明,在适宜的条件下, 该催化剂对 12- 丙二醇的转化率达到98%, 对丙酮醛选择性达到了69%.
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对甘油催化氢解制取1, 2- 丙二醇效果最好的是含铜的催化剂.
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试验结果表明,在适宜的条件下, 该催化剂对1, 2-丙%,对丙酮醛选择性达到了%.
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Similarly, the study of continuous systems is steadily giving ground to that of discrete systems.
同样的, 连续系统的研究正不断地让位于离散系统的研究.
词典精选例句
Larger values of the dispersion are common, but smaller values do not seem to occur.
比较大的离散度值是常有的, 但较小的离散度值却很少见.
词典精选例句
This process of separation and spreading out of particles by random walks is known as diffusion.
粒子通过随机运动离散开去的这种过程就叫打散.
词典精选例句
If the density is too low , however , gravity will be insufficient to halt its outward rush.
如果宇宙的密度太低, 引力就不足以阻止它向外离散.
英汉非文学 - 科技
Particle-dispersed is a mostly-used method to fabricate ceramic composites.
颗粒弥散增强复相陶瓷是经常使用的材料复合方法.
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