In a uniform medium light travels in straight lines.

在均匀介质中光沿直线传播。

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The cornus officinal is more is fit for in growing on the stone medium light loam of gravel content.

在满足土壤肥力和地貌条件之外，山茱萸更适合于在石砾含量中等的轻壤土上生长。

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For sizing purposes, IBM capacity planners generally group mail users into four different categories based on workload characteristics: light, medium, heavy, and power users.

出于分级目的，IBM容量计划人员通常基于工作量特征将邮件用户分为四个种类：轻、中、重和强用户。

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The name draws on old ideas about a supposedly ubiquitous, invisible medium that helped light propagate.

BBC: Original Ethernet diagram, 3Com

Its engine segment (49% of net sales in 2010) produces a wide range of engines that run on diesel and natural gas used in heavy-, medium- and light-duty trucks, buses, automobiles, RVs, and industrial vehicles.

FORBES: CMI Ready To Rev Higher

To get Anderson localisation to operate in a random laser has not been easy, mainly because it is hard to find a substance that both acts as a high-gain medium and scatters light very strongly.

ECONOMIST: Microlasers