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- The results indicated that most of Ni were bound to Fe-Mn oxides and organic matter fractions, and majority of Cd were associated with carbonates, exchangeable and Fe-Mn oxides fractions. 镉主要以碳酸盐结合态、可交换态、铁锰氧化物结合态为主，三者佔总含量的94%25以上。
- Pb and Mn mainly exist in residual fraction and oxidizable fraction in the sediment of Nansihu Lake and its main inflow rivers,which account for 95% and 70% of the content of Pb and Mn,similar to other unpolluted sediments. 各水体单元表层沉积物中Pb、Mn以残渣态和可氧化态为主;其含量占Pb、Mn含量的95%25、70%25左右;基本未受人为污染.
- He brushed up on fractions before taking the arithmetic test. 在参加算术考试前他又重温了分数。
- 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。
- I'll be ready in a fraction of a second. 我马上就好。
- 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。
- oxidation fractions 氧化级分
- 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。
- Could you move a fraction closer? 你能不能稍微再挪近点儿?
- Oxidation involves the transfer of electrons. 氧化过程涉及电子的转移。
- To transform a metal into a mineral by oxidation. 使矿化通过氧化使金属转化为一种无机物
- 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。
- The NO oxidation is autocatalytic. no氧化是自动催化的。
- This is to be done before oxidation takes place. 这要在氧化作用发生以前做。
- They painted a coat of paint to prevent the oxidation of the ship by seawater. 他们刷了一层油漆以防止船只被海水氧化。
- Fractions of the phosphor are easily lost. 部分磷光体容易丢失。
- There was no bulk oxidation of the silver. 银不会发生体相氧化。
- I can't add one and one, let alone do fractions. 我连一加一等于几都不知道，更不用说做分数了。
