English translation for "primary standard sound source"

原标准声源

Similar Words：

"primary standard instrument" English translation, "primary standard pyrheliometer" English translation, "primary standard resistance thermometer" English translation, "primary standard sample" English translation, "primary standard solution" English translation, "primary standard substance" English translation, "primary standard thermocouple" English translation, "primary star" English translation, "primary state" English translation, "primary statement" English translation