ELASTIC-PLASTIC RESPONSES OF SHIP PLATES UNDER ICE IMPACT LOADING

Elastic-plastic responses of ship plates under ice impact loading

Objectives Arctic channel plays an increasingly significant role in ocean transportation.Polar ships inevitably encounter ice floe impacts in the Arctic channel.These impacts may cause some permanent structural deformations, which will result in some negative effects on their work performance.Therefore, to study the plastic deformation damage and e

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Risk Factor Associated with Negative Spouse HIV Seroconversion among Sero-Different Couples: A Nested Case-Control Retrospective Survey Study in 30 Counties in Rural China.

Antiretroviral therapy (ART) and condom use have been proven to reduce the risk of sexual transmission of human immunodeficiency virus (HIV) among HIV sero-different couples, but its full implementation remains a challenge.This study aims to assess HIV seroconversion rate of HIV-negative spouse and its MALE SUPPLEMENT associated risk factors among

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