First, the concept of LHM and the methods to realize it in microwave frequency band are introduced.

首先介绍了左手材料的基本概念，左手材料在微波频段的实现方法。

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Moreover, the partly uncomprehended properties of the evanescent waves in the LHM slab are also disclosed.

此外，还揭露了倏逝波在左手平板透镜中部分未被理解的性质。

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Recently Liebherr-Werk Nenzing GmbH received the order for the supply of the 100th harbour mobile crane, type LHM 400.

最近，利勃海尔南兴公司获得了第100台LHM 400移动式码头起重机的订单。

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