In many instances isocyanates react vigorously with water, alcohols, and amines.在许多情况下异氰酸酯同水, 醇和胺发生猛烈的反应.Both the alcohols and aldehydes are secondary products of the oxidation.醇和醛两者为氧化的次级产物.An alternative approach to al...
In many instances isocyanates react vigorously with water, alcohols, and amines.在许多情况下异氰酸酯同水, 醇和胺发生猛烈的反应.The carbene also reacts with alcohols.碳烯也可与醇反应.Both the alcohols and aldehydes are secondary products of the oxidat...
不要终日陷在阴郁的思绪中。You can't occupy yourself with dismal thoughts all the time.苏格兰沿海地区阴郁的天气dreich weather on the Scottish coast在这段阴郁的时期,遇到并爱上马丁成为她唯一的一丝慰藉。The one ray of sunlight in this depressing history is her meeting a...
“ 骄必败 ” 乃至理名言." Pride comes before a fall " is a famous dictum.我反对说小骄车不实用的说法.I resent comments on the impracticality of small cars.你自以为是了不起的人物, 别忘了骄者必败.You think you are one of the high and mighty, remember pride goes be...
能不能请给这支圆珠笔每种颜色配两根替换笔芯?Can you give me two refill of each color for the ballpoint pen?这款圆珠笔备有丝绒笔套,内里的笔芯质量卓越,并可更换.It comes in a velvet and the high - quality refill can be replaced.他给他的圆珠笔换了一支笔芯.He got a refill for his bal...
塞德霍尔姆认为斯维科芬褶皱带本身为一老的构造,被比较年轻的卡累利褶皱带所截断.Sederholm regarded the Svecofennide belt as an older structure truncated by a younger Varelide belt.甘孜 - 理塘断裂带是义敦造山带与雅江褶皱带的分界断裂.Garze - Litang fracture zone separates Yidun orogenic...