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全自动滤纸式烟度计,用于柴油车自由加速状态下排烟的烟度测量。
Automatic filter paper-type smoke meter for diesel vehicles free of tobacco smoke accelerate the state measurement.
youdao
-
全自动滤纸式烟度计,用于柴油车自由加速状态下排烟的烟度测量。
Automatic filter paper-type smoke meter for diesel vehicles free of tobacco smoke accelerate the state measurement.
youdao