过去的遮阳篷主要是棉质的或帆布质的，所以经不起室外环境等因素的影响，没有经久耐用的特性。
In the past, the awning was mainly made of cotton or canvas, so it could not stand the influence of outdoor environment and other factors.
随着计算机网络等信息技术参与到课堂教学过程中，整个教学环境发生了质的变化，这种变化必然带来对教师的新的要求。
With the computer and network applying in the classroom, the whole instruction circumstances change greatly and expound the new requirements to teachers.
在对湖泊或水库等浅层水域的环境变化研究和环境污染检测中，浅层水域的淤泥质沉积物取样是一项必不可缺的工作。
It is very essential in the study of environmental change and pollution monitoring to sample the undisturbed sediment from shallow water areas, such as lakes and reservoirs.
摘要生物标志化合物在石油地质中应用广泛，可应用于源岩有机质类型和古沉积环境评价以及热演化阶段的确定等。
Biomarker has a wide application in the research of petroleum geology, such as different types of organics thermal evolution, ancient sediments' environment and so on.
结论高温和噪声等飞行环境可导致飞行员红细胞膜脂质过氧化反应增强和抗氧化能力降低。
Conclusion Heat and noise environments might induce increase of lipid peroxidation reaction and decrease of antioxidant ability.
海洋中有机质、重金属、氮、磷、硫化物等含量的增加加重了沉积环境的污染。
The contents of organic matters, heavy metals, nitrogen, phosphorus, sulfide, et al. in Marine areas are becoming higher, which enhance the pollution of sediment environment.
骨髓间充质干细胞的增殖、分化及迁移等生物学特性受骨髓微环境的调节。
Hematopoietic inductive microenvironment (HIM) is the site of implantation, proliferation, differentiation, and development for hematopoietic stem cells (HSC).
骨髓间充质干细胞的增殖、分化及迁移等生物学特性受骨髓微环境的调节。
Hematopoietic inductive microenvironment (HIM) is the site of implantation, proliferation, differentiation, and development for hematopoietic stem cells (HSC).
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