It is thought that the concentration required to read distracts the mind, easing muscle tension and slowing the heart rate.
这是因为读书时需要投入的注意力转移了你的思维，放松了肌肉紧张并且放慢了心跳速率。
A simple tensioning device is only able to increase the tension and it is necessary to ensure, therefore, that the input level is considerably lower than that ultimately required.
简单的张力装置只能使张力增加，因此要保证输入的张力比最终所需的张力要低。
Film tension Disc Brake is manually adjustable for precisely setting the degree of film tension required, up to the film breaking point.
薄膜张力盘式制动器是手动调节，精确设定薄膜张力程度，达到薄膜破坏点。
It is the function of the let - off motion to control the warp tension, so, to achieve the required result, both the take - up and the let - off motions must be functioning correctly.
控制经纱张力是送经机构的功能，因此要获得理想的结果，卷取机构和送经机构必须正常工作。
It is the function of the let - off motion to control the warp tension, so, to achieve the required result, both the take - up and the let - off motions must be functioning correctly.
控制经纱张力是送经机构的功能，因此要获得理想的结果，卷取机构和送经机构必须正常工作。
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