石油英语词汇
回压调节器 back-pressure regulator回压阀 back-pressure valve反冲洗系统 back-purge system洋脊背侧 back-ridge反绕 back-roll反向散射地滚波 back-scattered ground roll反向散射噪声 back-scattered noise逆流效应 back-setting effect单拐多连杆抽油设备 back-side-crank pumping unit单面上浆 back-sizing后滑推覆体 back-sliding nappe后坡 back-slope返回 back-spacing逐步退焊 back-step welding对头拼接 back-to-back加倍计数器 back-to-back counter输出方先开的对开信用证 back-to-back credit export first输入方先开的对开信用证 back-to-back credit import first背钳附件 back-up attachment辅助控制管汇 back-up control manifold后备位置 back-up corner辅助曲线 back-up curve辅助检流计 back-up galvanometer支柱 back-up post备用安全装置 back-up safety语际翻译 版权所有
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