hollow stem 中文意思是什麼

hollow stem 解釋
空心鉆桿
  • hollow : vt 使成凹形,使成空洞,挖空 (out)。 river banks hollowed out by rushing water 被流水掏空的河岸...
  • stem : STEM =Scanning transmission electron microscope 掃描透射式電子顯微鏡。n 1 (草木的)莖,干,梗;...
  1. Standard practice for using hollow - stem augers for geotechnical exploration and soil sampling

    地質技術勘探和土壤取樣用空莖軸螺旋鉆使用的標準操作規程
  2. A pipe having a hollow stem

    蘆笛主幹中空的管樂器
  3. Standard guide for use of hollow - stem augers for geoenvironmental exploration and the installation of subsurface water - quality monitoring devices

    亞表層水質檢測裝置安裝和地理環境勘探中空螺旋鉆使用的標準指南
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