Do energy-efficient bulbs have a particularly high proportion of blue light?
节能灯的蓝光比例特别高吗？
It is simple, reliable, light, short, efficient and capable for really high revs.
它简单，可靠，重量轻，短，高效，高转速真正的能力。
It is simple, reliable, light, short, efficient and capable for really high revs.
它简单，可靠，重量轻，短，高效，高转速真正的能力。
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