A Type Wooden Ladder A字木梯 A-frame A型骨架 A-truss A型构架 Aandon 废弃 Abandoned well 废井 Aberration of needle 磁针偏差 Abnormal pressure 异常压力 abnormally high pressure 异常高压 Abort 中止 abrasion 磨损 Abrasion surface 浪蚀面 abrasive cut-off machine 磨切机 Abrasive Cutting Wheel 拮碟 abrasive grinding machine 研磨机 Abrasive Grinding Wheel 磨碟 abrasive particle 磨料颗粒 Absolute address 绝对地址 Absolute altitude 绝对高度 Absolute damping 绝对阻尼 Absolute deviation 绝对偏差 Absolute flying height 绝对航高 Absolute gravity 绝对重力 a
