Chinese translation for "正锤［线］观测"

direct plummet observation

Related Translations:

多余观测:  redundant observationredundanto ervation

观测场:  o ervationfieldobservation field

云量观测:  cloud-cover observation

现场观测:  shofloor observation

中天观测:  meridian observation

观测时段:  observing session

观测箱:  viewer box

观测楼:  observation floor

观测笼:  observing cage

观测订正:  reduction of observation

Similar Words：

"正传" Chinese translation, "正传动" Chinese translation, "正传动鼓风机" Chinese translation, "正传动式增压器" Chinese translation, "正船尾风" Chinese translation, "正锤线法" Chinese translation, "正垂孔" Chinese translation, "正垂面" Chinese translation, "正垂线" Chinese translation, "正垂线法" Chinese translation