本文以jjy型分光计为例，对分光计的聚焦与光轴倾斜度这两方面的调节做了系统论述。

Taking the JJY model spectrometer as an example, the focusing and inclination of optical axis are discussed in this paper.

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测斜器，倾角计一种测量海拔、斜坡或倾斜的角度的测量仪器，如测路基倾斜度用。

Any of various surveying instruments for measuring angles of elevation, slope, or incline, as of an embankment.

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