The minus filter works under the irradiation of majorlight, so the materials must have low absorption and high anti-energy threshold.
考虑到滤光片工作在强光辐照条件下，所以选用的材料必须具有低的吸收和高的抗能量阈值。
2
A major drawback of vertical farming, however, is that the plants would require artificial light.
然而，垂直种植的一个主要缺点是，这些植物需要人工照明。
3
Thailand is a major international hub for light manufacturing, including electronics and auto parts, and a critical link in many multinational companies' supply chains.