Therefore, each point should be prefixed with the control character L. The third control character Z closes a path, which is needed for (multi-)polygons.
因此，每个点之前应该加上控制字符L 作为前缀。第三个控制字符Z关闭一条路径，这对于（多）多边形是必需的。
Therefore, each point should be prefixed with the control character L. the third control character Z closes a path, which is needed for (multi -) polygons.
因此，每个点之前应该加上控制字符l作为前缀。第三个控制字符z关闭一条路径，这对于(多)多边形是必需的。
Trimmed by multi-control-surfaces is one important method for the joined-wing near-space-long-endurance UAV to improve the L/D, extend loiter time and decrease take-off weight.
采用多控制面配平是联翼布局临近空间长航时无人机提高升阻比、延长航时、降低起飞重量的重要措施。
In this paper, taking L-band as the core, a design Compatible Multi-band Up-converter for radio frequency is introduced, and the real circuit is accomplished and tested.
以L波段为主，论述和设计了兼容多波段上变频器，并且完成了实际电路的制作与调试。
In this paper, taking L-band as the core, a design Compatible Multi-band Up-converter for radio frequency is introduced, and the real circuit is accomplished and tested.
以L波段为主，论述和设计了兼容多波段上变频器，并且完成了实际电路的制作与调试。
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