board and board  两舷相接; 两舷相靠; 两舷平行

board by board  额刚毛; 两弦相接; 两舷相接

board to board  舷靠舷

board to board connector  板对板连接器

board-to-board connector  板对板连接器

on-board color alarm board  机载彩色告警板

printed-circuit board(PCB)(PC board)  印刷电路板

section for gangway board and diving board  跳板及跳水板型材

3D sketching  3D草图

Architectural freehand sketching  建筑徒手画

Architecture sketching  建筑速写

axonometric sketching  立体正投影草图

block sketching  草绘图

bridge sketching  桥梁略图

carbon stick for sketching  素描用炭棒

cartographic sketching  绘草图

cartographical sketching  手绘草图

charcoal stick for sketching  素描木炭笔

cracking and sketching element  裂张单元