Field trail on urinary iodine excretion of women with productive age and their children in the areas with iodine deficiencyand excess in drinking water by stopping consumption of iodized salt

Objective To evaluate effectiveness of intervention trial on report about lawful infectious diseases,and provide foundation to promote of the subject.

Performance evaluation and field experiment of polymer gel block agent.;

The field experiment result analysis of the pre-stress anchor cable frame strengthening high slope;

A field experiment to simulate infiltration processes of the urban pervious surfaces

A research on influence factors of polymer flooding and its field testing in Bohai heavy oil fields;

Field testing of air curtain with muti-parallel fans on ejecting airflow was conducted in Jinchuan's NO.

The paper presents structure,working principle and field testing of LXLT-B coiled tubing overshot.