We all know that slacking off on dental hygiene is the first way to get cavities, but stress can also be a culprit, say experts, especially when you’re grinding your teeth at night or during the day.
我们都知道对牙齿保健的懈怠是诱发龋齿的第一因素，但专家称压力也可能导致龋齿，尤其是当你晚上或白天磨牙时。
I like to think of the tree itself: — first the close dry sensation of being wood; then the grinding of the storm; then the slow, delicious ooze of SAP.
我喜欢想像那棵树本身的情景：首先是它自身木质的细密干燥的感觉，然后想像它感受到雷雨的摧残；接下去就感到树液缓慢地、舒畅地一滴滴流出来。
my first Saturday job was as a butcher's boy, sanding down the blocks, cleaning the walls and grinding the mince.
因为我的第一份业余工作就是给一个屠夫打下手，沙下肉块，清理墙壁，研磨肉糜。
First, resin grinding tablets, cutting tablets from carborundum abrasive resin from chemical processing of raw materials.
树脂打磨片、切割片由金刚砂磨料树脂化工等原料加工而成。
High or low magnetic concentration indexes have a close relation with first stage magnetic concentration working in lean magnetite stage grinding concentrating process.
贫磁铁矿阶段磨选流程中一段磁选作业工序关系着磁选指标的好坏。
Increasing the grinding wheel life and its grinding efficiency is the first concern in fabrication of resin bonded diamond wheel.
提高砂轮寿命和磨削效果是树脂结合剂金刚石砂轮制造研究的关键问题。
First of all, the correct power calculation on entire car must be made during the domesticization of rail grinding car.
钢轨打磨列车国产化过程中 ，整车功率的正确计算是设计阶段必须首先解决的主要问题。
The semiconductor chip is made thin by grinding a second main surface opposing to the first main surface of the semiconductor chip which is connected with the substrate.
通过研磨所述半导体芯片的与所述第一主表面相对的第二主表面，使所述半导体芯片减薄，所述半导体芯片与所述基板相连接；
First, dissociation, that is, large pieces of ore crushing and grinding to a variety of useful minerals from the ore in the dissociation of particles out.
一是解离，就是将大块矿石进行破碎和磨细，使各种有用矿物颗粒从矿石中解离出来。
To stop the machine shut off the cooling fluid first and let the grinding wheel revolve2-3minutes to dewater then stop the wheel.
工作完毕停车时，应先关闭冷却液，让砂轮运转2- 3分钟，进行脱水，方可停车。
It took more than 70 years of struggle and ridicule, and grinding hard work, and only one of them lived long enough to see women cast their first ballots.
在经历了七十多年的斗争、嘲弄和埋头苦干之后，她们中只有一位有幸目睹了妇女首次参与投票的那一刻。
YK2045 NC cylindroconical helix gear grinding machine is the first NC cylindroconical helix gear grinding machine of 5 axes linkage with 7 axes in our country.
YK2 0 45数控磨齿机是目前国内研制的第一台七轴五联动的数控螺旋锥齿轮磨齿机。
After rough grinding in the first hopper , by monolayer partition panel, the material will enter the second hopper, which has plane scale board with steel ball inside to grind material.
物料在第一仓达到粗磨后，经单层隔仓板进入第二仓，该仓内镶有平衬板，内有钢球，将物料进一步研磨。
After rough grinding in the first hopper , by monolayer partition panel, the material will enter the second hopper, which has plane scale board with steel ball inside to grind material.
物料在第一仓达到粗磨后，经单层隔仓板进入第二仓，该仓内镶有平衬板，内有钢球，将物料进一步研磨。
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