glyoxal什么意思解释？

Glyoxylic acid was rapidly synthesized by catalytic oxidation of glyoxal with H 2 O 2.在催化剂存在下,用双氧水氧化乙二醛溶液快速合成了乙醛酸.Glyoxal is prepared with waste liquid propellant HNO 3 - 27 S and ethanal.利用报废的液体推进剂硝酸-27S和乙醛制备乙二醛.There a...

glyoxal的音标：glyoxal的英式发音音标为：[glɪ'ɒksəl]glyoxal的美式发音音标为：[glɪ'ɒksəl]...

地断裂带，地缝合线...

narrowing的音标：narrowing的英式发音音标为：['nærəʊɪŋ]narrowing的美式发音音标为：['næroʊɪŋ]...

...the staccato chattering of several machine-guns.几架机关枪嗒嗒嗒的射击声'No time for chattering now.' — 'Be seeing you, then.'“现在没空闲聊。”——“那么回见。”"No time for chattering now."— 'Be seeing you. then.'“现...

n.茶室...

elitists的音标：...

fumes的音标：fumes的英式发音音标为：[fju:mz]fumes的美式发音音标为：[fjumz]...

magnetrol的音标：magnetrol的英式发音音标为：['mægnɪtrɒl]magnetrol的美式发音音标为：['mægnɪtrɒl]...

v.减轻，缓和( mitigate的现在分词 )...

“空位”的近义词/同义词：空地, 空隙。...

abbr.augmented deflector exhaust nozzle 增音偏转器排气口...

lab的复数形式为：labs...

embossments的音标：...

部队在全城采取了守势。Troops took up a defensive position around the town.敌军被迫采取守势.The enemy troops are put on the defensive.该队在对手重整旗鼓后,被迫采取守势.The team was thrown on ( to ) the defensive as their opponents rallied....

The driver managed to escape from the vehicle and shout a warning.那名司机设法从车里逃了出来并大声警告别人。I had this uncanny feeling that Alice was warning me.我有一种奇怪的感觉：艾丽斯是在警告我。Then without warning, the troops opened fire on the crowd.接着军...

“停火”的拼音为：tíng huǒ...