According to drilling program, all the conditioning agents needed in the surface section should be ready before spudding.
根据设计，第一阶段开钻所需各种符合技术要求的处理剂应一次到位。
The theoretic principles of vibratory sampler and spudding sampler are discussed.
论述了振动式及振动冲击式贯入理论的原理；
The rig crew and associated work unit shall put forward an operation plan according to the drilling program prior to spudding.
钻井队在开钻前应根据钻井设计书的要求，制定出该井的施工技术措施。
Inspection items and requirements prior to spudding
开钻前验收项目及要求
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