DEVIATED WELL AND HORIZONTAL WELL

high deviated and deep well

high deviated well

combination of vertical and horizontal well

horizontal well well

(3H1S)three high and one proper

“Three high and on steady” culture technique

a gold ore containing arsenic and high-sulfur

a high and cold area

abnormal high temperatures and high pressures packet

Accuracy and high efficiency

Adjustable high-and-low stroke

agricultural high and new technologies

agricultural high and new technology

ambient temperature and high temperature propertie

ambient temperature and high temperature properties

analysis of low and high runoff

and high efficient lighting

antistatic and high shrinkage