查询词典 double-end

double wall knot：双花绳端结

double volute pump 双蜗壳式离心泵 | double wall knot 双花绳端结 | double wall piping system 双层壁管系

double broadswords：雙刀

61) 雙棍 double staffs | 62) 雙刀 double broadswords | 63) 雙手刀 double handed broadswords

double handed broadswords：雙手刀

62) 雙刀 double broadswords | 63) 雙手刀 double handed broadswords | 64) 雙頭雙槍 double two-headed spears

double spiral staircase：双螺旋楼梯

double spine saw ==> 复齿锯 | double spiral staircase ==> 双螺旋楼梯 | double spiral turbine ==> 双排量涡壳式水轮机

double snap roll：雙快滾

double slotted flap 雙縫襟翼 | double snap roll 雙快滾 | double spar wing 雙樑機翼

double rotary engine：双排缸回转引擎

688 双行铆接 double rivet joint | 689 双排缸回转引擎 double rotary engine | 690 双座停止阀 double seat stop valve

double rotary engine：双排缸旋转引擎

双滚子导索器 double roller chock | 双排缸旋转引擎 double rotary engine | 双排缸回转引擎 double rotary engine

double-flow reaction turbine：双流反动式汽轮机

double-faced pallet 双面托盘 | double-flow reaction turbine 双流反动式汽轮机 | double-flow steam turbine 双流式汽轮机

double-flow reaction turbine：双流反动式涡轮机

double-faced pile 双面绒 | double-faced satin 双面缎 | double-flow reaction turbine 双流反动式涡轮机

double radio source：射电双源

double quenching || 二次淬火,复淬 | double radio source || 射电双源 | double ratio || 交比,非调和比

functional catches：活动把手生耳

回零针 fly-back hand | 混合表 combo watch | 活动把手生耳 functional catches

parametric linear programming：参数线性规划

参数模型|parameter model | 参数线性规划|parametric linear programming | 参数最优化|parameter optimization