英文物理题,求解.On a cello, like most other stringed instruments, the positioning of the fingers by the player determines the fundamental frequencies of the strings. Suppose that one of the strings on a cello is tuned to play a middle C (262 H
来源:学生作业帮助网 编辑:作业帮 时间:2024/11/29 15:35:58
xSNXH%I R+J_`C:i%Ocf[?I
JqDͶ@Eq;)G(A"a*c.`t1bx0m jBFtfIRC}B"
%Ch@ΠD/2jdl$h1LDQ
EMmf_lcWcMU6VyNly&6+~6N/X}4ɣ)7{o ?~3;h]NACw)^=fCPXu|^ ,6FY]kuJ2Ύ@}ݩ+2