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Recently, the approaches of obtaining surface paintability have become an international research focus in the fields of organosilicon sealants.

如何获得表面的有机硅密封材料是近年来国内外研究的热点之

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Conclusions:Light cure pit and fissure sealant technique can be used to treat pit and fissure caries after the cariated dentin has been cleared up.

在彻底清除龋坏牙体组织后用光固化窝沟封闭术为磨牙牙 合面窝沟龋的预防治疗方法之

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英语单选练习题

The roof was repaired by Charles with sealant and cement.

查尔斯用密封胶和水泥修补了屋顶。

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VOA常速英语_健康

That will create a film of water that then if you put a sealant over it, that will trap the moisture from evaporating.

这会形成一层水膜,然后如你在面涂密封胶,就会将防止水分蒸发。

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Scishow 精选系列

But all of that is when acrylamide is used as a sealant, not when it's a byproduct of toasting your bread for too long.

但所有这些情况都是丙烯酰胺用作密封剂的是烤焦面包的副产物。

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技类

It's used in all kinds of products, including adhesives, fibre optics, sealants, cling film, paper, fuel, explosives, sporting equipment, roofing, bottle stoppers, and tires.

它在各种产品中都被使用包括粘合剂、光纤、密封剂食品薄膜、纸张、燃料、炸药运动器械、屋顶、瓶塞以及轮胎等。

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经济学人-

These chemicals-widely used in the middle decades of the 20th century to manufacture electrical insulation, coolants, sealants and plasticisers-often ended up dumped in lakes, rivers and coastal waters.

在20世纪中的几十年中,这些化学物质广泛应用于制造电气绝缘物,冷却剂,密封剂和增塑剂,它的废物排污于湖泊,河流和海水中。

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普小杂文

Shampoos also get fancy with their polymers—some add volume or weight or increase the shine and feel, while others protect from things like UV rays—but, in essence, they all work like waterproofing sealant on a deck.

洗发水的聚合物也很花哨——有些可以增加体积或重量或者改善光泽和触感,而有些则可以防止紫外线——但本质,它们作用都像甲板的那层防水密封胶。

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