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- Fractionation mechanism, analytical method and its applications in environmental geochemistry of calcium isotopes are summarized in this paper. 概述了钙同位素分馏机理、分析测定以及在环境地球化学研究中的应用。
- Up to date, most studies are focused on sample pretreatment methods for GC/IRMS analysis, isotope fractionation mechanics in physical-chemical processes and biodegradation. CSIA has been successfully used in environmental pollution assessment. 目前的研究,主要集中在GC IRMS样品前处理技术、物理化学过程所导致的同位素分馏、不同有机化合物在生物降解过程中的同位素分馏过程诸方面,并初步应用于一些受污染环境的评价中。
- Study on the Fractionation Mechanism of Stable Iso tope in Evaporating Water Body 水体蒸发过程中稳定同位素分馏的模拟
- You operate the mechanism by winding this handle. 操纵这台机器要转动这个把手。
- The soil absorbs only a fraction of the rain that beats down. 土壤只吸收猛打到地面上的雨水的一部分。
- The watch has delicate mechanism. 这块表有精细的机械装置。
- I'll be ready in a fraction of a second. 我马上就好。
- Let's examine into the basic mechanism involved. 让我们把有关的基本结构搞搞清楚。
- The story does not contain a fraction of truth. 这故事没有一点真实性。
- He has done only a fraction of his homework. 他只做了家庭作业的一小部分。
- A part of a mechanism that moves in this manner. 横移物以这种方式移动的一个机械零件
- The car stopped within a fraction of an inch of the wall. 汽车在离墙不到一英寸的地方停住了。
- There's no mechanism for changing the decision. 没有办法改变这一决定。
- An airplane engine is a complex mechanism. 飞机引擎是种复杂的机械装置。
- Could you move a fraction closer? 你能不能稍微再挪近点儿?
- A device or mechanism that grinds grain. 磨臼，磨粉机磨谷物的装置或机械
- A tripping or triggering device on a mechanism. 倾卸装置、钩杆机械装置上断开或启动的装置
- She spends only a fraction of her earnings. 她只花了所赚的钱的一小部分。
- They represented only a fraction of the general populace. 他们代表的仅是全体国民的一小部分。
- A similar device used to release or activate a mechanism. 起动装置，扳柄类似扳机的装置。用来使机械装置运作
