The most effective sunscreens protect against both UVA and UVB rays.
最有效的防晒霜既能防护紫外线A也能防护紫外线B。
For example, heating a home using solar panels becomes much less effective if the Windows in the house are not properly insulated or treated to keep the heat in and the UV rays out.
举个例子来说，假如住宅的窗户没有进行恰当的隔热处理，或是不能在防止热量散失的同时阻挡紫外线，利用太阳电池板取暖的效力就会大大减弱。
NICE, however, say there is evidence that acupuncture may be more effective than expensive X-rays or injections, so patients who have been suffering for over six weeks should be given a choice.
但是NICE说有证据表明针灸比昂贵的X射线治疗或注射治疗更有效，遭受困扰超过6周的患者可以尝试一下这种治疗方法。
Numerical simulations and experiments show that improved algorism of LTI is effective to trace rays including back waves and suitable for computerized tomography to complex object.
数值模拟和试验研究表明LTI改进算法是一种有效的射线追踪方法，能追踪回波，适合复杂对象的层析成像。
The effective incident rays entered the eye from different parts of the reflection disc according to their incident angles.
有效投射光线依照其投射角，由光斑的不同部位进入眼中。
It's a compound of natural polar mineral material and multifunctional ceramic material can be more effective with far infrared rays that was eradiated by natural polar mineral.
它是由多种天然极性矿物材料和多功能健康材料复合而成，并添加稀土元素，与天然矿物材料辐射的远红外线性能协同增强。
CONCLUSION: Millimeter wave and short-wave ultraviolet rays are much more effective than radiofrequency wave in the treatment of allergic rhinitis and ultraviolet irradiation is simple to perform.
结论：毫米波疗法及短波紫外线治疗变应性鼻炎效果较好，且紫外线治疗简单、快捷；
They are not very effective in blocking the UV-rays a few minutes or hours after the product has been applied to the skin.
它们在产品应用至皮肤后几分钟或几小时不是很有效地阻断紫外线。
Our non-chemical sunscreen, sunscreen stick formula with Nano UV filter for harmful ultraviolet rays scattering and reflection, provide highly effective broad-spectrum UVA-UVB sun protection.
我们的无化学防晒成分的防晒棒采用纳米紫外线过滤配方，用于散射和反射有害紫外射线，提供高效的UVA-UVB广谱防晒保护。
Our non-chemical sunscreen, sunscreen stick formula with Nano UV filter for harmful ultraviolet rays scattering and reflection, provide highly effective broad-spectrum UVA-UVB sun protection.
我们的无化学防晒成分的防晒棒采用纳米紫外线过滤配方，用于散射和反射有害紫外射线，提供高效的UVA-UVB广谱防晒保护。
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