取芯钻头不同的唇面形状、胎体配方可适应各种复杂岩层的取芯，所钻取的岩芯将为地质和工程研究提供可靠的数据。

Different lip shape and matrix formula of coring bit apply to various coring work in complex rock. The core can provide reliable data to geological and engineering research.

youdao

取芯钻头不同的唇面形状、胎体配方可适应各种复杂岩层的取芯，所钻取的岩芯将为地质和工程研究提供可靠的数据。

Different lip shape and matrix formula of coring bit apply to various coring work in complex rock. The core can provide reliable data to geological and engineering research.

youdao