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- Hydroxyl values of straw alkali lignin and modified lignin resin were determined by potentiometric titration in suitable composite acylation system. 选用合适的复合酰化体系,通过电位滴定,测定了工业碱木质素及其改性树脂的羟值。
- Study on the Amination of Spherical Lignin Resin 球形木素树脂的胺化改性研究
- Determination of the Hydroxyl Value of Lignin and Modified Lignin Resin 木质素及其改性树脂羟值的测定
- The basin is made of synthetic resin. 这个盆是用合成树脂做的。
- They are made of a common plastic resin. 它们是用一种普通的塑胶合成树脂做成的。
- This shelf was made of synthetic resin. 这个架子是合成树脂做的。
- lignin resin 木质树脂
- A paint containing acrylic resin. 丙烯酸树脂漆含丙烯酸树脂的涂料
- Amber is the resin of pine trees that grew very very long ago. 琥珀是古老的松脂。
- spherical lignin resin 球形木素磺酸盐树脂
- To make woody or woodlike by the deposit of lignin. 使木质化通过木质的沉淀使其木质化或木质一样
- phenol lignin resin 酚木树脂
- modified lignin resin 木质素改性树脂
- Cellulose and lignin were degraded simultaneously. 纤维素与木质素同时降解。
- As a fuel, lignin is worth around $44 a metric ton. 当做燃料的木素，价值约为每公吨44美元。
- Excess resin is suspended in the crude homogenate. 过量的树脂悬浮于粗匀浆中。
- Opacity is due to crazes in the resin. 不透明是因树脂中产生裂纹。
- Lignin is a characteristic component of secondary walls. 木质素是次生壁成份的特征。
- The sodium is removed with cation exchange resin. 钠用阳离子交换树脂来分离。
- How does the supplier control resin content? 如何控制树脂砂含量?
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries
