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相关概念视频

Stress: General Loading Conditions01:15

Stress: General Loading Conditions

To grasp the intricacy of real-world conditions where multiple loads are applied simultaneously to a structure, one might visualize a section passing through a specific point within a body, aligned parallel to the xy plane. This section is subjected to various forces, including original loads, normal forces, and shearing forces.
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General State of Stress01:21

General State of Stress

The general state of stress within a material can be accurately depicted using a stress tensor. This tensor encapsulates the internal forces distributed within a material subjected to external forces or deformations.
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Principal Stresses01:24

Principal Stresses

The graphical depiction of normal and shearing stress equations is represented by a circle, demonstrating the interplay between these stresses under different angular conditions. The center of this circle C, located on the vertical axis, represents the average normal stress, while its radius shows the range of stress variations. At points A and B, where the circle intersects the horizontal axis, the maximum and minimum normal stresses are observed, occurring without shearing stress. These...
The Spindle Assembly Checkpoint02:19

The Spindle Assembly Checkpoint

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The Spindle Assembly Checkpoint02:19

The Spindle Assembly Checkpoint

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Planning Nursing Care II

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OTA Staffs Up.

Science (New York, N.Y.)·1974
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相关实验视频

在OTA上增加了员工.

S B Mack

    Science (New York, N.Y.)
    |February 22, 1974
    PubMed
    概括

    技术评估委员会 技术评估委员会

    科学领域:

    • 科学和技术政策政策 科学和技术政策
    • 政府的监督政府的监督

    背景情况:

    • 技术评估委员会 (TAB) 在美国政府内部监督技术评估.
    • 以前的报道表明,TAB的领导层正在转变.

    研究的目的:

    • 澄清技术评估委员会主席的法律框架和可能的结果.

    主要方法:

    • 对有关TAB领导的现有立法进行分析.
    • 考虑众议院内的政党动态.

    主要成果:

    • 法律允许任何TAB的众议院成员成为主席.
    • 预计多数党成员,可能是民主党人,将被选为下一任主席.

    结论:

    • 选择TAB主席是根据法律和政治考虑进行的.
    • 预期的领导层变化反映了众议院的权力平衡.

    相关实验视频