do not leave sharp objects lying around as these can cause accidents.

1、

make sure you have no sharp objects on or around your chest.

确保胸口附近没有任何尖锐的东西。

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2、

fabric puncture caused by sharp objects is a common form of fabric damages.

尖锐物体造成的织物刺破是常见的织物破坏方式之一。

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3、

avoid working with dangerous tools, metals and sharp objects.

工作时注意要避免接触危险地工具、金属或尖锐物体。

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4、

their research aims to include how specific gene activity and soil fertility govern plant development.

他们的研究旨在包括特定基因活性和土壤肥力如何控制植物发育。

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5、

the physical and mechnical properties of the sample injected are depend on 1, 4-cyclohexanedimethanol content.

共聚酯注塑样品的物理和机械性能指标受1, 4- 环己烷二甲醇加量影响.

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6、

the synthetic process and application cyclohexyl chloride are introduced.

介绍了氯代环己烷的合成工艺及其应用.

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7、

it indicates that the different chemical construction contribute to the dna sequence characteristic differently.

这表明不同的化学结构对DNA序列特征具有不同的贡献.

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8、

the answer may lie in the chemistry of the brain and nervous system.

答案可能要到大脑和神经系统的化学结构中去找.

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9、

their structures assigned by a combination of one-and two-dimensional nmr techniques.

化学结构用一维和二维核磁共振技术确定.

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10、

hydrocarbons to be chemically altered to make useful products and materials.

碳氢化合物需改变化学结构,方能制成有用的产品或物料.

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11、

with chemical structure theory the authors approached the property similarity of chemical elements from different angles.

运用物质结构理论,多角度从“垂直”、“水平”、“对角”、“离子”、“等电子体”、“单电子体”等方面探讨化学元素性质相似性.

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12、

it is the chemical structure of water that makes it an excellent medium for life.

是水的化学结构使它成为绝佳的生命存在的介质.

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13、

their electron absorption spectra were determined. photostability has been investigated in relation to the chemical structure.

测定了它们的电子吸收光谱,讨论了结构对光稳定性的影响.

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14、

on the basis of the chemical structure of daidzein, a series of isoflavones have been synthesized.

在黄豆甙元化学结构的基础上, 合成了一系列异黄酮衍生物.

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15、

relationship of chemical structure and bioactivity about sulfate polysaccharides is summarized.

综述了国内外关于硫酸多糖结构与活性关系的研究进展.

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16、

the chemical structure of water makes it an excellent medium for life.

水的化学结构使它成为极好的生命介质.

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17、

the unusual properties of this molecule stem from its unique chemical structure.

这个分子的独特性质源于其不寻常的化学结构。

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18、

non-formaldehyde finishing of cotton with glyoxal and the properties of the treated product are discussed.

主要讨论乙二醛作为棉织物无甲醛整理的工艺和整理品的性能.

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19、

glyoxylic acid was rapidly synthesized by controlled oxidation of glyoxal ) with oxygen ) in acid medium.

在酸性介质中,用氧气氧化乙二醛溶液,可快速合成乙醛酸.

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20、

there are several routes to produce glyoxal and the purification techniques are somewhat different.

乙二醛有多种生产方法,其纯化对象亦有所不同.

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