查询词典 switch hook

switch, seesaw：反相式开关

switch, rotary 转动式开关 | switch, seesaw 反相式开关 | switch, slide 滑动式开关

switch set terminal：开关组接线柱

switch service input;开关作用[维护]输入 | switch set terminal;开关组接线柱 | switch setting;开关调整

single-pole double-throw switch：单刀双投开关

single-pole distribution switch 单极分路开关 | single-pole double throw switch 单刀双投开关 | single-pole enclosed fused switch 单极保护式负荷开关

single-pole double-throw switch：单刀双投开关; 单刀双掷开关

single-pole distribution switch 单极分路开关 | single-pole double throw switch 单刀双投开关; 单刀双掷开关 | single-pole enclosed fused switch 单极保护式负荷开关

single-ploe single-throw switch：单刀单掷开关

single-phase protective branch switch 单相保护式分路开关 | single-ploe single-throw switch 单刀单掷开关 | single-pole distribution switch 单极分路开关

double pole single-throw switch：双极单投开关

double-pole double-throw switch 双极双投开关 | double-pole single-throw switch 双极单投开关 | double-pole switch 双极开关

three pole single-throw switch：三刀单投开关

three pole knife switch 三极闸刀开关 | three pole single-throw switch 三刀单投开关 | three pole switch 三刀开关

three pole single-throw switch：三刀单掷开关

three-pole knife switch 三极闸刀开关 | three-pole single-throw switch 三刀单掷开关 | three-pole switch 三刀开关

switch; single-throw：单向开关

单极开关 switch; single-pole | 单向开关 switch; single-throw | 弹簧开关 switch; snap

switch; single-throw：单投开关

单式交叉转辙器 switch, single-slip | 单投开关 switch, single-throw | 弹簧开关 switch, snap

phenol red：酚红,苯酚磺酞

phenol reagent 酚试剂 | phenol red 酚红,苯酚磺酞 | phenol red test 酚红排泌试验

accessory equipment：附件

accessory equipment 辅助设备 | accessory equipment 附件 | accessory part 附件