The ring opening polymerization of aminoacid N-carboxyanhydrides ( NCAs) was applied to the synthesis of cylindrical polypeptide brushes by using the " grafting from" technique.
本文通过“胺”引发氨基酸酸酐开环聚合机理及“表面接枝”路线合成柱状多肽分子刷。
This paper presents details of the electric principle and method of design of an N-stage adaptive reversible ring circuit.
本文介绍一种N级适应式可逆环形电路的原理和设计方法。
The girl did not want to be a(n) burden to him, she wrote to him saying that she did not wish to wait any longer, with the letter, she sent the ring back to him.
女孩不想成为男孩的负担，于是，她写信告诉他，她不想再这样无休止的等待。在信中，她还带去了她的订婚戒指。
Bryant is pursuing his fifth championship ring, an achievement that would place him among the N. B. a.
科比将追寻他的第五枚总冠军戒指，这一成就会让他成为NBA不朽的人物之一。
All transition states, activation energies and potential curves of four possible reaction paths were obtained. It was found that the homolysis of n-no2 bond in five-membered ring is the initial step.
求得可能的四种不同热解反应通道的过渡态、活化能和位能曲线，发现其热解引发步骤为五元环上侧链n—NO2键的均裂。
By comparing the stability of the sulfur nitrogen ring system it is proved that not all the plannar S-N heterocycles belong to a class of"electro-rich" aromaticitys.
通过各硫氮环分子稳定性的比较，确定只有一部分硫氮环分子具有“多电子芳香性”。
Group of units of order 2pq of modulo n residue class ring.
单位群的阶为2pq的模n剩余类环。
H atom of phenolic hydroxyl in the ligand was attractive to N atom forming intramolecular hydrogen bond, and a new six-membered ring was formed by the hydrogen bond connection.
配体中酚羟基上的H原子与N原子相吸形成了分子内氢键，并以氢键连接构成了一个新六元环。
Because the adopted N layers of rare-earth ion-doped ring-core optical fibers exist in a common central cladding region, the pumping efficiency is greatly improved.
由于采用的N层掺稀土离子环芯光纤存在一个共同的中心包层区，因此极大提高了泵浦效率。
Because the adopted N layers of rare-earth ion-doped ring-core optical fibers exist in a common central cladding region, the pumping efficiency is greatly improved.
由于采用的N层掺稀土离子环芯光纤存在一个共同的中心包层区，因此极大提高了泵浦效率。
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