18 Also not include the consumption for complex circumstance, such as blow-out, loss circulation etc.
18 Also not include the consumption for complex circumstance, such as blow-out, loss circulation etc.
也不包括井喷、井漏等复杂情况的材料消耗。
18 Also not include the consumption for complex circumstance, such as blow-out, loss circulation etc.
也不包括井喷、井漏等复杂情况的材料消耗。