OCTG

OCTG

网络字典

胎心率血氧饱和度监测法

举例

The on-site operation standard is an important content of "OCTG Engineering". 现场作业标准是“油井管工程”的重要内容。

The OCTG is among the 5 major products subjected to adjustment of product mix of CSST. 石油油井用管是公司品种结构调整的五大品种之一。