Conclusions Fluoride mouth rinse can effectively prevent and enamel decalcification in fixed - orthodontic treatment.在固定正畸治疗中,含氟漱口液能有效防治牙釉质脱矿.There was a moose head on the wall. Some wag had put a cigarette in its mouth....
A thorough brushing helps to freshen up your mouth.彻底刷牙有助于口气清新。His mouth was a little open, as if he'd started to scream.他的嘴微微张开,似乎是要开始尖叫.I've always had a loud mouth, I refuse to be silenced.我一贯大声说出自己的想法，不会迫于压...
海水中盐的含量是多少?What is the concentration of salt in sea water?无机碱盐水溶液的饱和点通常随着温度和浓度的升高而降低,这将造成皂化剂中盐的析出,形成坚固的水垢.This causes the salt to drop out of solution, with net effect being a harden scale.本文简单地介绍了减少制革过程中盐污染的几种方法.Thus , ...
They were partaking of our simple meal.他们跟我们一起吃便饭.And the betrayer was privileged to unite with Christ in partaking of the sacrament.而且这叛徒有权与基督同进圣餐.Apart from the sparse decorations in Chinatown, the rest of the city wer...
This window was filled with old painted glass in quarries.这窗户是由旧日的彩色菱形玻璃装配的.They hewed out the stones for the building from nearby quarries.他们从邻近的采石场开凿出石头供建造那栋房子用.The information refers to slopes in opencast mines, quarr...