transfer ring

The result shows that the Transition States of the H-transfer and Cl-transfer of the title compound are both three-membered ring structure, and both products are linear molecules.

结果表明，无论是氢原子H迁移还是氯原子Cl迁移都经过1个三元环过渡态，生成直线型产物。

The Backfill Grouting for the Underground Culvert at West Ring Road of the South-North Water Transfer Project

南水北调西四环暗涵工程回填灌浆施工

Using collector slip ring-carbon brush bracket to transfer the electric energyste adily and continuously.

采用集电滑环 - 碳刷结构传递电能,工作可靠.

DNA methylation is the only known covalent modification of DNA molecule. It is accomplished by transfer of the methyl group from S-adenosyl methionine to 5 position of the purine ring of cytosine.

DNA甲基化（DNA Methylation）是目前已知的唯一天然的DNA共价修饰方式，由DNA转移酶催化，将S-腺苷甲硫氨酸上的甲基转移到胞嘧啶嘌呤环的第五位碳原子上。

A centring device is arranged at the bottom of the matrix transfer ring.

胎体传递环底部安装有对中装置。