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单词
sighting-tube
释义
sighting-tube
网络
观测管;水位表管
网络释义
1.
观测管
观测管
(
sighting tube
)有时也称为 densitometers ,是一个管状的仪器,在顶端安装了十字丝,有些还安装了水准气泡与 45° 的反光 …
www.chinaforestry.com.cn
2.
水位表管
机械专业英语词汇-机械资讯... ... sight hole 观察孔,窥视孔,检查孔
sighting tube
水位表管
sight inspection 目检,外观检查 ...
www.mapeng.net
例句
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更新时间:2026/7/13 13:57:09