The paper mainly discusses the shearing bending of beam and the veracity of the hypothesis that there is no directstress between the longitudinal fibers.
本文主要讨论梁横力弯曲,忽略纵向纤维间无正应力假设的准确性。
2
Stress may also contribute to disease in less direct ways by influencing moods and behavior.
压力也可能以影响情绪和行为这些不那么直接的方式而导致疾病。
3
The researchers theorize that depression might have some direct physiological impact on the heart - like causing it to work harder in the face of stress.