小圆规

Bourne

界线,境界

"勘界测量","boundries location" | "界线,境界","bourne" | "小圆规,量规,精密小圆规","bow compass"

bow compass

弹簧圆规,小圆规

"外缘线;边线","bounding line" | "弹簧圆规;小圆规","bow compass" | "弹簧分规;小分规","bow divider"

bow compass

小圆规,量规,精密小圆规

"界线,境界","bourne" | "小圆规,量规,精密小圆规","bow compass" | "包狄法则","Bowditch rule"

spring bow compass

弹簧小圆规

spring-back effect 回弹效应 | spring-bow compass 弹簧小圆规 | spring-hysteresis error 弹簧滞后误差

compass bow

小圆规

compass adjuster 罗盘调整器 | compass bow 小圆规 | compass calipers 量圆卡

bow pen

小圆规

bow painter 艇首缆 | bow pen 小圆规 | bow pencil 带铅笔的小圆规

bow pencil

带铅笔的小圆规

bow pen 小圆规 | bow pencil 带铅笔的小圆规 | bow phenomenon 首波现象

caliber gauge

外径卡规, 厚薄规

caliber compasses | 弯脚圆规, 微调小圆规 | caliber gauge | 外径卡规, 厚薄规 | caliber radius head | 弹头蛋形部曲率半径(以口径为单位)

springer bow

弹簧小圆规

springer 起拱石 | springer bow 弹簧小圆规 | springing 起拱点

bow divider

弹簧分规,小分规

"弹簧圆规;小圆规","bow compass" | "弹簧分规;小分规","bow divider" | "弹簧圆规或分规","bow instrument"

Greco-Latin square：希腊拉丁方格

Granduation of curve 曲线递合 | Greco-Latin square 希腊拉丁方格 | Grand lot 大批

cunningham：帆前角下拉索

斜拉器:kicking strap | 帆前角下拉索:cunningham | 调整索:outhaul