low shoulder

Resistivity logging while drilling is affected by such environmental factors as borehole ( hole diameter , mud ) and shoulder beds ( high resistivity or low resistivity shoulder beds ), its logging value is always different from actual formation resistivity .

随钻电阻率受井眼（井径，泥浆）、围岩（高阻或低阻邻层）等环境因素的影响，其测井值常不同于实际地层的电阻率值。

The frequently occurring parts of trauma in snatching are low back , shoulder and wrist ( 70.9 % );

抓举项目损伤多发部位是腰部、肩关节、腕关节和膝关节（占709%）。

The results showed that the frequently occurring parts of trauma in clean and jerk are low back , shoulder elbow and knee joint ( 77.5 % );

结果发现挺举项目损伤多发部位是腰部，肘关节，肩关节和膝关节（占775%）；

Study on the time of exercising in low head and high shoulder body posture before operation with thyroid gland

甲状腺手术前头低肩高体位练习时间的研究

Conclusion The patients with thyroid gland operation are adopted each time for 30 to 60 minutes before operation , practicing low head and high shoulder body posture 4 times a day .

结论甲状腺手术前采取每次30-60min，每天4次的头低肩高体位练习，有利于病人接受体位练习；