多壳的

So then, brothers, we are not children of the maidservant but of the free woman.

31所以，弟兄们，我们不是使女的儿女，乃是自主妇人的儿女了。

Double-precision measurements of the bridge higher, but in terms of accession to the approximate calculation, and therefore will have a certain margin of error.

双电桥测量精度较高，但在计算中加入了近似计算，因此会产生一定的误差。