Русско-английский научно-технический словарь
допускать
см. тж. давать возможность; не следует допускать; нельзя допускать; позволять
• The spectroscopic selection rule allows any change in the value of V.
• One must know the greatest length of work the machine will accept.
• Crystals admit only a very limited degree of variation in composition.
• The equation admits of some real roots.
• A certain amount of porosity may often be tolerated because it will be closed up during working.