Coil the fibre into a helix.将纤维卷绕成螺旋形。Normal, double - helix DNA is spiral, like a loosely coiled spring.正常的双螺旋DNA是螺旋形的, 像一根松松地卷曲的弹簧.The helix makes a complete turn every 3.6 residues.每个3.6个残基,螺旋正好转一圈....
通过已知数可以算出未知数.The unknown number can be calculated from the data.反射允许在运行时检查已知数据类型.Reflection allows known data types to be inspected at runtime.在微分方程组中驱动力作为已知数, 所以驱动力直接影响着微分方程组的求解结果.The force is given in the differential ...