He is the lineal descendant.

他是直系子孙。

He is a lineal descendant of the company's founder.

他是公司创始人的直系后裔。

Gunpowder was the lineal successor of the Greek fire.

火药是希腊火的直接衍生物。

This method realized wide lineal limit, high sensitivity, precision.

方法有较宽的线性范围，较高的灵敏度和精密度。

Lineal ancestors; lineal heirs; a direct descendant of the king; direct heredity.

直系祖先；直系后嗣；国王的直系后代；直系遗传。

This code solves a non lineal system using the simple gaussian method.

此代码解决了非直系系统使用简单的高斯方法.

In short words, a clear lineal organization is mixed with an infinite loop.

在短短的话，一个明确的直系组织是一个无限循环的混合。

Finally, some suggestions are offered on teaching in lineal planning in the paper.

最后本文给出了有关线性规划内容教学的一些建议。

In the descent of estates in fee simple conditional, only the lineal descendants were admitted.

在有条件采邑权的继承中, 只有直系继承人能继承.

There is a high proportion of the elderly living with one married son and formed a lineal family.

只有一个儿子的老年人在直系家庭生活的比例较高。