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Sonic Vibration drilling
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Sonic Vibration drilling
Encyclopedia
理学
钻进方法
释
Sonic Vibration drilling
声频钻进
以振动频率为50~200赫兹的高频振动为动力的钻进方法。又称声频振动钻进、声波钻进。
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full invariant series
full invariant subgroup
full inverse image
full isotropic
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Full-length History of Modern Chinese Literature
full linear group
full linear ring
full load
full Lorentz group
full matrix
full matrix ring
full minimal surface
full-model test
full modular group
full module
full mold casting
full Moon
full moon
full-moon brightness
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full needle stitch
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更新时间:2026/9/27 17:22:14