1、钥孔锯
... keyer 键控器，按时器 keyhole saw 钥孔锯 keying signal 键控旌旗灯号，开关旌旗灯号 ...
2、[木]栓孔锯
... 绝缘电缆剪CABLE SHEARS 栓孔锯KEYHOLE SAW 干电池试验器BATTERY TESTER ...
3、[机]键孔锯
... keyer 键控器 keyhole saw 键孔锯 keying amplifier 键控放大器 ...
4、钢丝锯
...keyed pointing 凹形勾缝keyhole saw 钢丝锯keying in 用石楔咬紧 ...