на уровне
• The cold water cistern is fixed at a high level.
• Raise the gauge to a height at which the sharp edge of the notch is exactly level with the top of the valve connection.
• The surface of the liquid is flush with the floor of the tunnel.
• Oxygen could have been maintained at a level of about 0.02% of the total composition of the atmosphere.
• For electrons in the same principal level ...
• On the molecular level, diffusion is the result of ...
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Русско-английский научно-технический словарь
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