该产品系列包括众多性能相当的牌号，而每一牌号都有其独特的性能。
The product family includes a considerable number of performance grades, and each grade has its own unique properties.
一些品牌号称节能80%，工作寿命达45,000小时——飞利浦MasterLED系列即为此例。
Some, such as the Philips Master LED range, promise energy savings of up to 80% and a working life of 45, 000 hours.
产品主要有不锈钢300、400系列的各种牌号，以及黄铜和磷铜。
The main products are the series of stainless 300 and 400, brass and phosphor copper.
产品主要有不锈钢300、400系列的各种牌号，以及黄铜和磷铜。
The main products are the series of stainless 300 and 400, brass and phosphor copper.
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