يعرض 821 - 840 نتائج من 1,770 نتيجة بحث عن '(( a point decrease ) OR ( 10 ((steel decrease) OR (((mean decrease) OR (a decrease)))) ))', وقت الاستعلام: 0.17s تنقيح النتائج
  1. 821

    Changes in air quality during the first-level response to the COVID-19 pandemic in Shanghai Municipality, China حسب Bai, Yang

    منشور في 2020
    "…The most frequently reported negative impact is a deterioration in urban air quality. In this study, we performed a comprehensive assessment of the effects of the city lockdown policy in response to Covid-19 on air quality in Shanghai Municipality, China, and sought to identify a balance point between human activities and improving air quality. …"
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  2. 822
  3. 823
  4. 824

    Investigation of optimal charging locations for electric vehicles in Istanbul حسب Atilgan, B.

    منشور في 2017
    "…Electric vehicles have a great potential to decrease the adverse effects of transportation, especially in metropolitan cities. …"
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  5. 825
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  8. 828
  9. 829
  10. 830
  11. 831

    Effect of bond enhancement using carbon nanotubes on flexural behavior of RC beams strengthened with externally bonded CFRP sheets حسب Irshidat, Mohammad R.

    منشور في 2022
    "…A nonlinear finite element (FE) model was built, validated, and used to study the effect of various parameters on the strengthening efficiency of CNTs-modified CFRP. …"
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  12. 832
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  14. 834
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  20. 840