螺钉

screw rivet

螺纹铆钉,螺旋铆钉

screw ring ==> 环首螺钉 | screw rivet ==> 螺纹铆钉,螺旋铆钉 | screw riveting machine ==> 螺旋铆机

screw nut

螺母,螺帽

"screw nail ","螺钉" | "screw nut ","螺母,螺帽" | "screw plug ","螺旋插头"

wood screw making machine

制木螺丝钉机

wood screw lathe 木螺钉车床 | wood screw making machine 制木螺丝钉机 | wood screw 木螺丝

screw machine

螺丝车床

screw lock baffle ring 螺钉锁紧挡圈 | screw machine 螺丝车床 | screw micrometer gauge 螺纹千分尺

automatic screw machine

自動車床;自動螺釘機

"自动制线机","automatic scotcher" | "自动车床;自动螺钉机","automatic screw machine" | "自动区分","automatic segreation"

Screw joint

螺纹套管接头;螺旋接合

screw driver 螺钉起子(螺丝批) | screw joint 螺纹套管接头;螺旋接合 | screw pile 螺旋桩

Screw gearing

螺旋齿轮装置

Screw gear 螺旋齿轮 | Screw gearing 螺旋齿轮装置 | Screw head slotter 螺钉头开槽机

Screw gearing

螺旋齿轮传动装置

screw gear 螺旋齿轮 | screw gearing 螺旋齿轮传动装置 | screw head 螺钉头

differential screw gearing

差动螺旋传动装置

22. differential screw ==> 差动螺旋,差动装置螺钉 | 23. differential screw gearing ==> 差动螺旋传动装置 | 24. differential screw jack ==> 差动螺旋起重器

depth screw gear

耕深调节螺杆

132. depth gauge for bone screw ==> 接骨螺钉长度测量器 | 133. depth screw gear ==> 耕深调节螺杆 | 134. depth slide gauge ==> 滑动式测深计

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.