V. P. Timoshenko

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While spacecrafts experience temperatures from -120 to 110°C on the orbit, their surface reaches extremely high temperatures, well above 1000 °C, during descent into the atmosphere due to aerodynamic heating. Sophisticated insulation systems are designed for thermal protection. One of the steps in designing a protection system is experimental temperature(More)
Analysis of medico-demographic indices of 3450 women--conductors of passenger long-distance trains give evidence of the presence of changes in the status of the reproductive function. Birth indices are low, in spite of favourable marriage levels. Childlessness levels in women working on trains are 5-6 times higher compared to the average values in the(More)
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