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- powder vaccum insulation 粉末真空绝热
- Cork is often used for insulation. 栓皮经常用作绝缘材料。
- Most synthetic detergents are in the form of powder or liquid. 大多数合成洗涤剂呈粉状或液态。
- Actually they even have vanilla powder. 实际上还可以加香草粉。
- fiber vaccum insulation 纤维真空绝热
- He takes a powder every morning. 他每天早晨吃一种粉状药。
- Foam rubber provides good insulation. 泡沫橡胶隔绝性能良好。
- Borax is a kind of white powder. 硼砂是一种白色粉末。
- Shaking will settle the chalk powder down. 晃一晃把粉笔末抖落下来。
- Borax must be reduced to powder for infants. 硼砂必须研成细粉才能供婴儿使用。
- He crushed a piece of chalk to powder. 他将一支粉笔压成粉末。
- There's too much powder on your nose. 你鼻子上的粉擦得太多了。
- Excuse me, where is the powder room? 请问女厕所在哪里?
- Loss of electric current as a result of faulty insulation. 漏电由于绝缘不好而导致的电流流失
- Agitate the mixture to dissolve the powder. 搅动混合物而使粉末溶化。
- I vaccum the carpet twice every week. 我每周用吸尘器打扫地毯两次。
- Dusted talcum powder on my feet. 在我的脚上撒爽身粉
- The substitution of evacuvated powders for high vaccum alone will usually improve the insulation by reducing the radiant heat transfer. 只需用抽空气体的粉末而不用单纯的高真空，一般便可减少辐射热传输。
- They mix the bran and corn powder together to feed the pigs. 他们把麦麸和玉米粉混合起来喂猪。
- Insulation used to prevent heat diffusion, as from a steam pipe. 绝热材料用来防止热量散失的绝热材料，如从蒸汽输送管上
