造船工程专业英语词汇翻译
背压式涡轮机 back pressure turbine背压涡轮机 back pressure turbine背压阀，止回阀 back pressure valve背压阀 back pressure valve后索(斜桅) back rope后支杆，后拉索 back stay[后]退焊法 back step method[后]退焊顺序 back step sequence分段后退焊法 back step welding[后]退焊接 back step welding后管板 back tube plate后视图 back view背面焊道 back weld背焊道 back weld1齿隙，虚位2反撞 back-lash备用断路器 back-up breaker备用断路器 back-up breaker节焊带(单面电焊) back-up tape背景噪音 background noise背景噪音位准 background-noise level[右手]右向焊法 backhand welding1后退，倒钩，倒俥2背衬3支材 backing背衬角材 backing angle倒俥操纵 backing maneuvers铆钉机，铆钉冲出机 backing out punch 语际翻译 版权所有
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