固定覘標適用范圍：該固定覘標由底座和照準牌兩部分組成<\/span> <\/span>主要用于精密工程測量中角度測量、滑坡觀測和水平位移中的視準線法觀測<\/span>.<\/span> <\/p>

主要技術指標：<\/span><\/span> <\/p>

1<\/span>、覘牌規格：基本配置為<\/span>190mm<\/span>×<\/span>240mm<\/span>，用戶可根據測量基線長度要求訂購其它規格。<\/span><\/span> <\/p>

2<\/span>、水準器規格：基座圓水準器：<\/span>2<\/span>′∕<\/span>2<\/span>mm<\/span>；覘牌長水準器：3<\/span><\/span>0<\/span>″∕<\/span>2<\/span>mm<\/span>。<\/span><\/span> <\/p>

3<\/span>、基座連接螺紋：M16<\/span>×2<\/span>（或英制11<\/span>牙）<\/span><\/span> <\/p>

4<\/span>、重復精度：0.1mm<\/span><\/span><\/span> <\/p>

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本公司自行設計生產<\/span><\/strong>的四大類<\/span>“華中牌”<\/span><\/strong>大壩變形觀測系列儀器：<\/span>1<\/span><\/strong>、<\/span><\/strong>強制對中基座；<\/span>2<\/span><\/strong>、<\/span><\/strong>固定覘標及活動覘標；<\/span>3<\/span><\/strong>、<\/span><\/strong>水準標志點；<\/span>4<\/span><\/strong>、<\/span><\/strong>GPS<\/span>測量基座均為優質產品，廣泛應用于全國各大水利水電設計院、公路交通勘測設計院的配套服務和基礎建設。做為生產廠家，我公司也為全國各地測繪儀器經銷商供應我公司產品，如湖北地區、河北地區所售強制對中基座及覘標類儀器等均為我公司提供。本公司<\/span>自行設計生產<\/span><\/strong>的“固定覘標及活動覘標”、“強制對中基座”、“各類水準標志點”、“GPS<\/span>檢測基座”、“種類測量標志”，所有產品均質量可靠，價格實惠。請廣大用戶一定認準<\/span>“華中牌” 系列變形觀測類儀器<\/span><\/strong>。<\/span><\/span> <\/p>

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