查询词典 double-acting

double radio source：射电双源,双射电源

double quenching ==> 二重淬火 | double radio source ==> 射电双源,双射电源 | double rail logic ==> 双线逻辑

double-diffused phototransistor：双扩散型光电晶体管

double-diffused integrated circuit 双扩散集成电路 | double-diffused phototransistor 双扩散型光电晶体管 | double-diffused transistor 双扩散型晶体管

double-diffused phototransistor：双扩散光电晶体管

double-diffused mesa transistor || 双扩散台面式晶体管 | double-diffused phototransistor || 双扩散光电晶体管 | double-diffused planar transistor || 双扩散平面晶体管

double-focusing mass spectroscope：双聚焦质谱仪器

double-dry calorimeter,双干式热量计 | double-focusing mass spectroscope,双聚焦质谱仪器 | double-focus X-ray tube,双焦点X射线管

double helical gear：人字齿轮

double helical gear planer 人字齿轮刨床 | double helical gear 人字齿轮 | double helical mixer 双螺浆混合器

double epicyclic train：双周转轮系

"double entry compressor","双进口压缩机" | "double epicyclic train","双周转轮系" | "double equilibrium static diagram","双平衡状态图"

double en suite：双人套间

double bedroom (备有一张双人床的)双人间 | double en suite 双人套间 | double entry 复式记录,复式分录

double elliptic spring：双椭圆弹簧

double electric layer ==> 双电层 | double elliptic spring ==> 双椭圆弹簧 | double elliptical cavity ==> 双椭圆腔

double-reed：双簧的

double-quick 跑步 | double-reed 双簧的 | double-ripper 双联雪橇

double-reed：双簧

"复乐段","Double period" | "双簧","Double reed" | "双簧乐器","Double reed instrument"

McKenna：麦肯纳(姓氏)

officers n.政府官员, 军官, 警官, 船长vt.指挥 | mckenna 麦肯纳(姓氏) | disappointing adj.使人失望的, 令人失望的

rapid：激流

他们穿过很多美丽的峡谷,绕过无数大瀑布(cataract)、激流(rapid)和瀑布(waterfall). 带着仅有的两艘船,和几乎完全耗尽的给养,剩余的六个人终于到达了维尔京河(Virgin)的摩门教定居点. 这里,是他们一百天探险的终点.