... 测量仪器（勘测仪器） Surveying instruments 测量仪器（勘测仪器） Surveying instruments 测量仪器（勘测仪器） Surveying instruments ...
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...；测量教材；测绘仪器；实训场地；互动教学 [gap=479]Keywords: practice teaching; Surveying Textbook; surveying instruments; training site; interactive teaching ...
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... 辐射探测器Radiation Detectors 测勘仪器Surveying Instruments 超声探仪Ultrasonic Detectors ...
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Geodetic and surveying instruments 大地测量和测绘仪器
aerial surveying instruments 空中测量仪器
rigidity surveying instruments 刚度测量仪
Tripods for surveying instruments 测绘仪用三脚架
Surveying Instruments And Accessories 测绘仪器及配件
Photogrammetrical surveying instruments & appliances 摄影测量用仪器及装置
surveying instruments for engineering investigation 测量仪器
Any of various surveying instruments for measuring angles of elevation, slope, or incline, as of an embankment.
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。
Itaccomplishes in seconds what had taken all day using old-fashioned surveying instruments and skill in trigonometry.
原本采用老办法要一整天才能办成的事情，通过测量仪器和三角法，只需数秒钟。
Under certain circumstances, optical surveying instruments may go moldy, atomized or rusty, which are known as "three hazards".
光学测量仪器在一定条件下，会生霉、生雾及生锈，称为“三害”。
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