roughened
英 [ˈrʌfnd]
美 [ˈrʌfnd]
v. 变粗糙; 使粗糙
roughen的过去分词和过去式
过去式：roughened
BNC.48740 / COCA.45245
柯林斯词典
- VERB （使）变得粗糙;（使）变得不平滑
If something hasbeen roughened, its surface has become less smooth.- ...complexions that have been roughened by long periods in the hot sun...
因长期曝晒而变得粗糙的皮肤 - She lifted her big, roughened hands.
她举起了那双粗糙的大手。
- ...complexions that have been roughened by long periods in the hot sun...
英英释义
adj
双语例句
- Galvanized surfaces, both old and new will be carefully roughened up.
应小心地使新旧镀锌表面变粗糙。 - A hydroxyapatite coating with nano-structure on the roughened titanium surface was prepared by electrophoretic deposition process.
应用沉淀法合成纳米羟基磷灰石，并以电泳沉积法在粗糙化的钛表面制备纳米结构的羟基磷灰石涂层。 - The behaviors of dissociative adsorption of ethanol on roughened platinum-ruthenium electrode with high activity of SERS were studied by using cyclic voltammetry and in-situ surface enhanced Raman spectroscopy, surface enhanced Raman spectra of dissociative adsorption of ethanol on Pt electrode in acid was obtained for the first time.
应用电化学循环伏安法和原位表面增强拉曼光谱研究了乙醇在Pt-Ru电极上的解离吸附与氧化行为，首次获得了酸性介质中乙醇在Pt-Ru电极上解离吸附的表面拉曼光谱。 - It also includes the results from several studies on artificially roughened pipelines.
这里还包括一些在人工加糙管道内做的试验结果。 - Applying the rough set theory make the controlling quantity roughened, and realizes a variable precision control.
利用粗糙集合理论对控制量作了粗糙化，实现了控制系统的变精度控制。 - ( of glass) having a roughened coating resembling frost.
（指玻璃）有类似于霜冻的不平整的覆盖物。 - And the long months of hard work at Tara had roughened her hands until they were far from pretty.
在塔拉的期艰苦岁月中，她的手被磨得粗糙乃至很难说是秀丽的了。 - The SERS spectra of MT absorbed directly on roughened Au surfaces was studied.
研究了直接吸附在粗糙金表面的金属硫蛋白的SERS谱。 - Knurling is the process of producing a roughened surface by means of a specialized forming tool called a knurl.
是一种专门成形刀具叫滚花轮，将表面制成粗糙表面。 - The results suggested that ethanol was oxidized to CO2 on the roughened platinum electrode via parallel reaction mechanism in acidic, neutral or alkaline media.
可以推测，不论在酸性、中性还是碱性介质中，乙醇在粗糙铂电极上的氧化过程均按双途径机理进行。