查询词典 double-chinned

double luff：绞辘

double locks 双闸门 | double luff 绞辘 | double luff 五饼滑车组(上三饼

double luff：五饼滑车组(上三饼

double luff 绞辘 | double luff 五饼滑车组(上三饼 | double make contact 双闭合触点

double-rigging luff：双套复滑车组

double-rigged 装有双吊杆的 | double-rigging luff 双套复滑车组 | double-riveted seam 双行铆接缝

Double Lutz：二周勒兹跳

5.Double Loop二周套跳 | 6.Double Lutz二周勒兹跳 | 7.Double Axel Paulsen二周半艾克索跳

double-beat magnetic amplifier：双拍磁放大器

double-beat dropvalve 双座阀 | double-beat magnetic amplifier 双拍磁放大器 | double-beat valve 双座阀

double manipulator：双面推床

double magnet gun 双磁铁电子枪 | double manipulator 双面推床 | double mantle lantern 双头纱罩汽油灯

double-focusing mass spectrograph：双聚焦质谱仪

double-focus interferometer 双焦点干涉仪 | double-focusing mass spectrograph 双聚焦质谱仪 | double-fold disappearing stair 双折隐梯

double-beam mass spectrometer：双束质谱计

double acting positioner,双作用定位器 | double-beam mass spectrometer,双束质谱计 | double beam spectrum radiator,双光束光谱福射计

double-beam mass spectrometer：双束质谱仪

double balloon catheter 双气囊导管 | double beam mass spectrometer 双束质谱仪 | double beam spectrophotometer 双光束分光光度计

double minimal surface：双极小曲面

二重线 double line | 双极小曲面 double minimal surface | 双模 double module

the most competitive products：拳头产品

steel 钢铁 | the most competitive products 拳头产品 | timber 木材

wharf crane：碼頭超重機

濕式水錶 Wettype water meter | 碼頭超重機 Wharf crane | 軍火碼頭 Wharf,ammunition