Iadc : international association of drilling contractors 国际钻井承包商协会
2.
Full cooperation and assistance of the drilling contractor is required in almost every instance 几乎每一个场合都需要钻井承包商的协作和帮助。
3.
All gas detection instrumentation ( mud logging and drilling contractor ) to be calibrated ( documentary evidence of calibration to be presented to the company representative ) 所有的气体探测仪器（录井和钻井承包商）都要校对好（校对的依据记录都要交给甲方的代表） 。
