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- covalent bond immobilized 键合负载
- The atom that contributes no electrons to a covalent bond. 受体没有给共价键提供电子的原子。
- A covalent bond in which both electrons are provided by one of the atoms. 两个电子都由一个原子提供的共价键。
- A substance that provides a pair of electrons for a covalent bond with an acid. 共价化合物能够提供一对电子给一个酸形成共价键的化合物
- In covalent bonding, atoms share electrons. 在共价键联中，原子共有电子。
- Further study is needed before the origin of the covalent bond can be considered a settled question. 需进一步深入研究方能解决共价键的起源问题。
- A molecule or ion that can combine with another by forming a covalent bond with two electrons of the other. 分子，离子可通过两个电子形成共价键而结合在一块的分子或离子
- Peroxide: Any of a class of chemical compounds in which two oxygen atoms are linked by a single covalent Bond . 过氧化物:任何由两个氧原子以单个共价键相互结合在一起的一类化合物。
- Among them, boric acid derivatives with fluorophore may selectively recognize saccharides or hydroxyl compounds through the formation of covalent bond. 糖化学在生命科学中起着非常重要的作用,因此对糖的识别和检测在医学、细胞生物学等领域具有至关重要的意义。
- A nonpolar covalent bond happens when both atoms have the same strength of electric attraction for the shared electrons. 当两个原子对共享电子的引力相同时形成非极性共价键。
- Chemical and Infrared analysis of purified samples shown that about 10% of total DBM was grafted onto LDPE backbone chain with covalent bond. 产品经二甲苯溶解，丙酮沉淀纯化数次后，由化学分析和红外鉴定表明，在挤出反应中确有40%25以上的DBM单体接枝到聚乙烯链上，接枝率可达到0．3DBM／100E。
- A polar covalent bond happens when one electron has a stronger electrical attraction for the shared electrons than the other atom(s). 当一个原子对共享电子的电吸引强于其它原子时，形成极性共价键。
- A chemical bond consisting of a hydrogen atom between two electronegative atoms (e.g.,oxygen or nitrogen) with one side be a covalent bond and the other being an ionic bond. 一种化学键：由两个负电原子（如氧气或氮）及其间的氢原子组成，其中一边是共价键，另一边是离子键。
- OBJECTIVE To synthesize mitoxantrone-insulin conjugates through covalent bond, where mitoxantrone will be an anticancer model drug and insulin acted as a vector. 摘要目的探讨以胰岛素为抗癌药物导向载体的米托蒽醌-胰岛素偶联物的合成方法。
- OBJECTIVE To synthesize mitoxantrone-insulin conjugates through covalent bond,where mitoxantrone will be an anticancer model drug and insulin acted as a vector. 目的探讨以胰岛素为抗癌药物导向载体的米托蒽醌-胰岛素偶联物的合成方法。
- The samples were characterized by BET, elemental analysis and TG, showing that the organosilane moieties were grafted onto the surface of porous silica by covalent bond. 对所制备的样品进行了不同手段的表征，包括：BET、元素分析和热重分析。
- Ceramics primarily have ionic bonds, but covalent bonding is also present. 陶瓷初始状态是受离子束缚的，但是还是有共价键结构的。
- To join(adjacent chains of a polymer or protein) by creating covalent bonds. 联接通过形成共价键来联接（聚合物或蛋白质的相邻链）
- Results of analysis with IR and ESCA showed that ring -shaped conjugated structures exist in the films. Copper atom may be linked to the polymer either by covalent bond or coordination bond. 红外光谱和电子能谱的分析结果表明:聚合物薄膜中含有环状共轭结构;铜与聚合物以共价键、配位键结合.
