在罕见的维修状况中，汽车中的许多元件将会是可容易拆卸的，以节省时间和能源，因为没有人会从维修汽车这件事或任何其他产品中获利。
Many of the components in the automobile would be easily detachable to save time and energy in the rare case of repair, because no one would profit by servicing automobiles or any other products.
第二，供应商应该提供更好的工具，以便操作人员从多元件系统中，找出精确的错误来源。
Second, suppliers should give operators better tools with which to pinpoint the sources of faults in multicomponent systems.
单谱线多元件透镜可以有不同的外形和材料，有玻璃的，二氧化硅的，蓝宝石的和钙氟化合物的。
Singlet and multielement lenses are available in a wide variety of configurations and materials, including glass, fused silica, sapphire, and calcium fluoride.
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