polyethers造句
例句與造句
- Study on the modification of polyethers by using dibasic acids as chain extending agents
以二元酸為擴(kuò)鏈劑進(jìn)行的聚醚改性研究 - Plastics . base materials for polyurethanes . polyethers . determining of the cloud point
塑料制品.聚氨基甲酸酯塑料.聚醚.濁點(diǎn)的測(cè)定 - Plastics . basic materials for polyrethanes . determination of the acid index of polyethers
塑料制品.聚氨基甲酸酯塑料.聚醚.聚醚酸指數(shù)的測(cè)定 - Plastics . basics materiels for polyurethanes . polyethers . determination of the hydroxyl value
塑料制品.聚氨基甲酸酯塑料.聚醚.烴基值的測(cè)定 - Plastics . basic materials for polyurethanes . polyethers and polyesters . determination of water
塑料制品.聚氨基甲酸酯塑料.聚醚和聚酯.水分的測(cè)定 - It's difficult to find polyethers in a sentence. 用polyethers造句挺難的
- Plastics . basic materials for polyurethanes . polyethers . determination of non saturation level
塑料制品.聚氨基甲酸酯塑料.聚醚.不飽和系數(shù)的測(cè)定 - Plastics . basic materials for polyurethanes . polyethers . determining of the conventionnal ph value
塑料制品.聚氨基甲酸酯塑料.聚醚.常規(guī)ph值的測(cè)定 - Plastics . basic materials for polyurethanes . polyethers and polyesters . determination of the density
塑料制品.聚氨基甲酸酯塑料.聚醚和聚酯.密度的測(cè)定 - Plastics . base materials for polyurethanes . polyethers . determination the sodium and potassium content
塑料制品.聚氨基甲酸酯塑料.聚醚.鈉和鉀含量的測(cè)定 - To develop toughening reagent for epoxy resins , a serial of novel polyethers polyols was synthesized
摘要為了開(kāi)發(fā)新型實(shí)用的環(huán)氧樹(shù)脂增韌劑，合成了一種新型聚醚多元醇。 - Plastics . base materials for polyurethanes . polyethers , polyesters , isocyanates . list of test methods . summary standard
塑料.聚氨基甲酸酯塑料.聚醚.聚酯.異氰酸鹽.試驗(yàn)方法清單.標(biāo)準(zhǔn)匯編 - Plastics . primary materials for polyurethanes . polyesters , polyethers and isocyanates . visual assessment of coloration in gardner units
塑料.聚氨酯聚酯聚醚和異氰酸酯用原材料.加德納單位顏色目視法測(cè)定 - Compared with conventional polyethers , they show wider practicability , stronger tear resistance , better deflection and elongation rate
與普通聚醚相比，其實(shí)用性廣，撕裂強(qiáng)度、擾曲性和伸長(zhǎng)率等性能的提高尤為突出。 - The products are polyethers synthesized with new catalyst , characterized by low unsaturation , narrow molecular weight distribution , high activity and high primary hydroxyl content
本產(chǎn)品系新型催化劑合成的聚醚，其特點(diǎn)是不飽和度低，分子量分布窄，活性高，伯羥基含量高。 - Testing results show that the molecular of polyethers polyols has much affection on mechanic properties , fracture toughness and heat resistance of cured epoxy resins , and less affection on initiate viscosity of modified epoxy resins
試驗(yàn)結(jié)果表明，聚醚多元醇的分子量（羥值）對(duì)固化體系的初期粘度等性能沒(méi)有影響，對(duì)固化體系的力學(xué)性能、斷裂韌性和熱性能等有較大影響。