临时导向基盘;
英文例句/中文翻译:
Land the TGB to sea.
下临时导向基板到海底。
Grease TGB and running tool as required.
按要求给导向基板及下入工具上黄油。
Run subsea TV to observe bit entering the TGB.
下水下电视观察钻头是否进入导向基板。