查询词典 double-purpose

double-riveted seam：双行铆接缝

double-rigging luff 双套复滑车组 | double-riveted seam 双行铆接缝 | double-riveted 双行铆接的

double-riveted butt joint：双列铆钉对接

"复游标","double vernier" | "双列铆钉对接","double-riveted butt joint" | "双列铆钉搭接","double-riveted lap joint"

double-shed porcelain insulator：双裙式瓷绝缘碍子

"double-service ","两用的,双效的" | "double-shed porcelain insulator ","双裙式瓷绝缘碍子" | "double-side-band ","双边带"

double-shot molding：双射成型法

"double-scarf lap joint","双嵌接" | "double-shot molding","双射成型法" | "double-strand polymer","双束聚体"

double-shot turbine：双喷嘴水轮机

double-shift operation 两班制运行 | double-shot turbine 双喷嘴水轮机 | double-speed motor 双速电动机

double-sided assembly：双面组装

double-sideband transmitter 双侧频带发送器 | double-sided assembly 双面组装 | double-sided board 双面电路板

double-sided compressor：双面进气压气机

double-sided board 双面板 | double-sided compressor 双面进气压气机 | double-sided diskette 双面软盘

double-sided compressor：双进口压缩机

double-sideband suppressed-carrier modulation 抑制载波的双边带调制 | double-sided compressor 双进口压缩机 | double-sided impeller 双进口叶轮

double-sided floppy：双面软磁盘

double-sided drawing press 双边拉压机 | double-sided floppy 双面软磁盘 | double-sided four-point press 双边四点压力机

double-sided plush：双面绒

double-sided plate trimming shears 双边修边剪切机 | double-sided plush 双面绒 | double-sided printed circuit board 双面印刷电路板

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.