standard pitch

[′stan·dərd ′pich] (acoustics) A musical pitch based on 440 hertz for tone A; with this standard, the frequency of middle C is 261 hertz.

Standard Pitch

the basic pitch for musical tuning. The sound la (A) of the first octave, with a frequency of 440 cycles per second, is accepted in all countries as the standard pitch. It is produced by a tuning fork and establishes the musical tune of instruments.

standard pitch

A geometric pitch of a propeller measured at two-thirds of the propeller's radius and expressed either as a percentage or as a fraction. Also called a nominal pitch.

单词	standard pitch
释义	standard pitch standard pitch [′stan·dərd ′pich] (acoustics) A musical pitch based on 440 hertz for tone A; with this standard, the frequency of middle C is 261 hertz. Standard Pitch the basic pitch for musical tuning. The sound la (A) of the first octave, with a frequency of 440 cycles per second, is accepted in all countries as the standard pitch. It is produced by a tuning fork and establishes the musical tune of instruments. standard pitch A geometric pitch of a propeller measured at two-thirds of the propeller's radius and expressed either as a percentage or as a fraction. Also called a nominal pitch.
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