They displayed tighter mechanical constraint in their upper bodies and midsections, according to the researchers; arms stopped swinging loosely and were bent and locked into place. 据研究人员说,这些参试人员的上半身和腰腹部出现了更紧张的力学约束,上臂不再松弛摆动,而是弯了起来,固定在身体两侧。
21 vein is found successfully in-260m and-300m midsections by investigation and engineering verification. The ore body prognosis in-300m midsection is also successfully accomplished. 据此在-260m、-300m中段通过调查研究和指导工程验证,成功地发现了21号脉主矿体,并在-300m中段进行了矿体的深部预测。