bandsn.(牧师或博士服的)领饰名词band的复数形式.bandn.乐队；队；一群n.带；箍；波段v.绑扎v.联合；结合band projection带状射影bandpass filter带通滤波器band scroll saw曲线带锯banded extruder挤条机band absorbance谱带吸收率band SAW filter带锯形滤波器Band structures带隙结构bandpass tuning带通调谐banded spectrum[机] 带(状)光谱bandpass system带通系统

1. It must lose enough energy to fall past the bandgap into the area where electrons are allowed.
   它必须失去足够的能量，属于过去的带隙纳入地方电子获准。
2. Without changing the period size, the frequency bandgap is varied when the length of the stretching strip is adjusted.
   在不改变周期的情况下，通过调整伸长窄带长度可以改变带隙特性频率。