a semiconductor laser with external optical feedback
外腔反馈式半导体激光器
blade with external fir-tree root
外包枞树形叶根叶片
blade with external inverted-T-root
外包倒T型叶根叶片
blade with external T-root
外包T形叶根叶片
Process with external compression
外压缩流程
strengthening with external steel
外包钢加固
strengthening with external tendons
体外预应力加固
therapy of cutting with thread ligation
挂线疗法
tubing with external upset ends
外加厚油管
Universal Kringing with external drift
外部漂移泛克里金
wall composed with external thermal insulation
外保温复合墙体
external thread
外螺纹
倒锥螺纹
dissolve with heat,flow with the same temperature,elute with warm water
增温溶解,保温过柱,温水解吸
A bulk carrier of 26000 dwts capacity with seven holds and of single deck construction ideal for world wide tramp operation especially bulk grain shipments with a speed of 15 knots
一艘载重26 000吨
A bulk carrier of 30000 dwts capacity with five holds and of single deck construction ideal for world wide tramp cargo operation with a speed of 15 knots