- chemical shift
- chemically shift
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化学位移的英文
例句与用法
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- Since fulvenes show no evidence of ring currents, the chemical shifts of the protons will be found in the normal definite region .
既然富烯不显示环电流存在的迹象，所以质子的化学位移仍然发生在正常的链烯区。 - Chemical - shift imaging
化学位移成像 - Chemical shift reagent
化学位移试剂 - Adrenal masses : is there linear correlation between unenhanced ct attenuation value and signal intensity loss on opposed - phase chemical shift mr imaging
值与磁共振化学位移成像反相位信号丢失程度相关性的研究 - The incorporation re3 + ions creates si - o - re bonds , which are more resistant to attack from water and may also reduce the concentration of silanol groups . furthermore , the presence of re in tetrahedral positions creates a negative charge on the surface of the pore walls , which repels the oh " ions that catalyze the hydrolysis of siloxane bonds
D ） rehms介孔固体其合成和焙烧样品的凹stmasn ’ mr谱明显不同于纯硅样品，样品展示一个宽的共振峰，化学位移在6 。 101卯m和1llnnm ，对应于q ’和q ‘硅环境。
百科释义
化学位移（Chemical shift）是各种有机分子中，质子所受到的屏蔽效应程度不同导致在核磁共振谱上所产生的吸收峰位置不同的现象。
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