英语翻译A resin,comprising 20% by weight based on the weight of the phenol,of at least one unsaturated fatty acid.哎哟,全是错的
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/13 21:01:22
英语翻译
A resin,comprising 20% by weight based on the weight of the phenol,of at least one unsaturated fatty acid.
哎哟,全是错的
A resin,comprising 20% by weight based on the weight of the phenol,of at least one unsaturated fatty acid.
树脂重量20%由苯酚(或:石碳酸)构成,(且)至少含一个不饱和脂肪酸.
供参
树脂,包括20%的重量,根据重量的苯酚,至少有一个不饱和脂肪酸。
树脂有天然树脂和合成树脂之分。天然树脂是指由自然界中动植物分泌物所得的无定形有机物质,如松香、琥珀、虫胶等。合成树脂是指由简单有机物经化学合成或某些天然产物经化学反应而得到的树脂产物。合成树脂是塑料的主要成分。懂了么?
求采纳~~~...
全部展开
树脂,包括20%的重量,根据重量的苯酚,至少有一个不饱和脂肪酸。
树脂有天然树脂和合成树脂之分。天然树脂是指由自然界中动植物分泌物所得的无定形有机物质,如松香、琥珀、虫胶等。合成树脂是指由简单有机物经化学合成或某些天然产物经化学反应而得到的树脂产物。合成树脂是塑料的主要成分。懂了么?
求采纳~~~
收起
一个树脂由20%的苯酚为基础重量并且至少含有一个不饱和脂肪酸。
一个树脂,包括20%的体重根据酚,至少有一个不饱和脂肪酸。
resin
英语翻译An improved diaphragm substantially resistant toabrasive wear for use in certain applications ln which atleast a portion of such diaphragm is in contact with anothersurface which would tend to abrade such diaphragmf suchdiaphragm comprisi
英语翻译dimethyl,methylvinyl siloxane,dimethylvinyl terminated resin和dimethyl siloxane,dimethylvinyl terminated resin如何翻译?
英语翻译X resin may beused in a simple two stage plantgiving good quality water but withoutremoval of silica or carbon dioxide.Alternatively,the resin may be usedin combination with the strong baseanion resin in a separate vessel,such as DOWEX SB
英语翻译A resin,comprising 20% by weight based on the weight of the phenol,of at least one unsaturated fatty acid.哎哟,全是错的
resin supporter
英语翻译Ductboard (Product description)Ductboard is a lightweight,rigid,25 mm thick board manufactured from resin-bonded glasswool insulation,faced on the external surface with a reinforced kraft/aluminium foil vapor barrier.The airstream surface
英语翻译1.Acrylic resin powder coatings were prepd.by mixing a polyoxyazoline and an epoxy compd.(optional) with a solid copolymer (softening point .ltoreq.80.degree.) comprising .alpha.,.beta.-monoethylenically unsatd.carboxylic acid 5-50,alkyl
英语翻译118.1.diamond lapping film consists of precision graded diamond particles resin bonded to a flat,uniform polyestser film backing.2.it provides excellent edge retention and maintains coplanarity regardless of varying materials or hardness
resin是什么材料
hydro-resin是什么意思
chloromethyl resin Merrifield
merrifield-resin是什么意思
thermoplastic resin是什么意思
resin pocket是什么意思
polystyrene GPPS resin是什么
synthetic resin emulsion是什么意思
英语翻译Flakes and laminating surfaces are re-adhered by the same method or by inserting a small piece of a pre-prepared resin film beneath individual flakes.The film is prepared by pouring or brushing a 20% solution of Paraloid B-72 in 50/50 ace