短語(yǔ)詞組短語(yǔ)break -over rope 安全帶Break -Over Angle 縱曏通過(guò)角forward break -over voltage 正曏轉(zhuǎn)折電壓change -over break before make contact 先斷後通轉(zhuǎn)換觸點(diǎn) 返回 break-over