This may help to undermine the brittle truce that currently exists.这也许会火上浇油，破坏当前脆弱不稳的休战局面。These incidents suggest the peace in Northern Ireland is still brittle.这些事件表明北爱尔兰的和平仍然很脆弱。Myrtle gave a brittle laugh.默特尔冷笑了一声。...
The cause of brittle fracture on hacksaw blades - blank were analyzed.检验分析了机用锯条坯脆断的原因....harsher detergents that can leave hair brittle.会让发质变脆弱的刺激性较强的洗发水These incidents suggest the peace in Northern Ireland is still brit...
在乙腈、聚乙二醇存在下, 用苯甲醚与硝酸铈铵反应合成了邻硝基苯甲醚.In the presence of ethanonitrile and glycol, anisole reacts with ammonium ceric nitrate to form o - nitroanisole.研究了五氯化钼参与的苯甲醚和叔丁醇在正己烷溶剂中的烷基化反应,结果显示出很高的对位选择性.The alkylation of anisole wi...
As the rubber droplets lose the acetone solvent, they become tacky and agglomerate.当橡胶滴失去丙酮溶液后, 变成粘的,聚集态的.After some initial problems, acetone was successfully produced in quantity...解决了最初的一些问题之后，终于成功地制造出了大量丙酮。Outlined s...
111票赞成，25票反对，表决通过。The vote passed with 111 in favour and 25 against.他赞成增加每天的课时并延长学年。He favors extending the school day and school year.一片赞成声在乌克兰议会中回响。A roar of approval resounded through the Ukrainian parliament....
激光散斑干涉法是近代光学的一项新技术.Laser speckle interferometry is a new technique in latter - day optics.雨刷槽开关和光学的角制的开关 ( 多功能开关 )WIPER STALK SWITCH AND OPTICAL HORN SWITCH ( MULTI - FUNCTION SWITCH )扫描近场光学显微镜突破了传统远场光学的 衍射 极限,能够获得超高光学分辨...
This is a generally known method for obtaining phenylnitromethane from benzyl cyanide.从苯乙腈制取苯基硝基甲烷就用这个方法.Benzyl butyrate was synthesized by using potassium bisulfate as the catalyst.以硫酸氢钾为催化剂,丁酸和苄醇为原料合成丁酸苄酯.DNA filamento...