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opening operation
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opening operation
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opening operation
洞口作业
建筑物或构筑物在施工过程中,常会出现各种预留洞口、通道口、上料口、楼梯口、电梯井口,在其附近施工的作业。
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sonic drilling
sonic field
Sonic horizon
sonic locator
sonic logging
sonic probe
sonic radius
sonics
sonic sensor
sonic soot blower
sonic spray ionization
sonic spray ionization (SSI)
sonic surface
Sonic Vibration drilling
Sonid bactrian camel
Sonid Youqi
Sonid Zuoqi
Sonin
Sonine expansion
Sonine integral
Sonine polynomial
Sonine-Schafheitlin formula
Soninke–Marabout Wars
Son-in-Law
Son Jinchaek
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