在电测或长时间停钻检修设备时，将泥浆密度提高到循环时的当量泥浆密度范围。

When logging or general overhaul for long time, mud density must BE raised to E. C. D. for stable of hole.

youdao

在电测或长时间停钻检修设备时，将泥浆密度提高到循环时的当量泥浆密度范围。

When logging or general overhaul for long time, mud density must BE raised to E. C. D. for stable of hole.

youdao