true inertial reference axis真: true; genuine; real惯性: inertia; inertance; sluggish ...基准: datum standard; criterion; r ...轴: axle; shaft惯性基准部件: inertial reference unit下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:真惯性基准轴，即可在微信中查询翻译
