元组

Word sized memory access is allowed to unaligned memory addresses.Words are stored in the little-endian order.

字组（word, 4位元组）长度记忆体取允许不对齐记忆体位址，字组是以低位字节在前顺在记忆体中。

The conformational energy of n-heptane is calculated as a function of the C-C bond rotation angles with a tetradic rotation.

作为四元组C-C键旋角函数计算了正庚烷构象能。