2,120 research outputs found

    Apollo experience report guidance and control systems: Primary guidance, navigation, and control system development

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    The primary guidance, navigation, and control systems for both the lunar module and the command module are described. Development of the Apollo primary guidance systems is traced from adaptation of the Polaris Mark II system through evolution from Block I to Block II configurations; the discussion includes design concepts used, test and qualification programs performed, and major problems encountered. The major subsystems (inertial, computer, and optical) are covered. Separate sections on the inertial components (gyroscopes and accelerometers) are presented because these components represent a major contribution to the success of the primary guidance, navigation, and control system

    National survey results on drug use from the Monitoring the Future study, 1975-1995. Volume I: Secondary school students.

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137816/1/mtf-vol1_1995.pd

    Drug use among American high school seniors, college students and young adults, 1975-1990. Volume II: College students and young adults.

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137830/1/mtf-vol2_1990.pd

    National survey results on drug use from the Monitoring the Future study, 1975-1994. Volume II: College students and young adults.

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137820/1/mtf-vol2_1994.pd

    Correlates of drug use, part I: Selected measures of background, recent experiences, and lifestyle orientations

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137904/1/occ8.pd

    Drug use, drinking, and smoking: National survey results from high school, college, and young adult populations, 1975-1988.

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137832/1/mtf-vol1_1988.pd

    Change and consistency in the correlates of drug use among high school seniors: 1975-1986

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137898/1/occ21.pd

    National survey results on drug use from the Monitoring the Future study, 1975-1992. Volume I: Secondary school students.

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137824/1/mtf-vol1_1992.pd

    The Monitoring the Future project after twenty-two years: Design and procedures

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137888/1/occ38.pd

    Student drug use, attitudes, and beliefs: National trends, 1975-1982.

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    https://deepblue.lib.umich.edu/bitstream/2027.42/137839/1/mtf-vol1_1982.pd
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