为防止

In addition, in order to avoid formation contamination by sand cleaning fluid, a special sand pump has been developed, which is easy to operate, uses less equipment, and is low cost and highly efficient .

另外，为防止冲砂液对地层造成污染，研究了专用抽砂泵，其现场应用操作简单、使用设备少，是一种低成本、高效率的清砂方法。

The fence along the middle of the road is intended to guard vehicles from crashing into each other.

道路中央的防护栏是为防止汽车相撞而设的。

To prevent amputations in patients with peripheral disease it is important to ensure early referral to a vascular surgeon.

为防止外周病患者截肢，重要的一点是要确保尽早安排血管外科医生。

Most chiropractors will also recommend particular exercises to do at home, and may also give tips for preventing the problem from reoccurring, such as adjustments to working environment or sports activities.

最脊骨神经科学会也建议，特别是演习，这样做在家里，也有可能提示为防止问题再度发生，如调整工作环境或体育的活动。

Tribute formerly paid to freebooters along the Scottish border for protection from pillage.

勒索贡物从前为防止海盗抢劫，沿苏格兰边境向海盗上贡之物收藏反馈

Tribute formerly paid to freebooters along the Scottish border for protection from pillage.

勒索贡物从前为防止海盗抢劫，沿苏格兰边境向海盗上贡之物

Tribute formerly paid to freebooters along the Scottish border for protection from pillage.

勒索贡 物从前为防止海盗抢劫，沿苏格兰边境向海盗上贡之物

In mid-May, a letter signed by eight US senators, including both senators from California, Minnesota and Wisconsin, the US states with the largest Hmong populations, was sent to Secretary of State Condoleezza Rice asking her to intercede with Thai authorities to prevent more repatriations.

5月中旬，信签署了8个美国参议员，其中包括来自加州的参议员，明尼苏达州和威斯康星州，美国州最大的苗族人口，被送往美国国务卿赖斯要求她说情与泰国当局为防止更多的遣返。

To insert the mobile computer hard drive before hand as much as possible not to come into direct contact with the mobile hard disk interface of metal, because the electrostatic people will inadvertently move the metal interface as a hard disk electrostatic induction current transmission channel to the formation of the main board for computer attacks; To prevent accidents from occurring, we plug the mobile hard disk before you should touch the metal frame or a variety of channels even though, to people out early release of static electricity, after the plug mobile Even if the hard disk when the hands are not careful when the mobile hard disk interface of the metal parts will not move the hard disk interface, or how much harm a computer motherboard.

在向电脑中插入移动硬盘之前，尽可能地不要用手直接接触到移动硬盘接口处的金属，因为人身上的静电会在不经意间把移动硬盘的金属接口当作静电感应电流的传输通道，来对电脑主板形成攻击；为防止意外发生，我们在插拔移动硬盘之前，先应该用手摸一下金属门框或各种尽管管道，以便将人身上的静电提前释放掉，以后在插拔移动硬盘时即使手不小心碰到了移动硬盘接口处的金属部位，也不会对移动硬盘接口或电脑主板造成多大危害。

To prevent worms : First, buy a dry kiln sprayed steaming techniques produce floor, although the price is more expensive, but has all the timber in the insect egg killed; Second, carefully selected keel, or the bark of the eye wherever insects are not.

为防止虫蛀，一是选购经过干燥窑喷蒸工艺生产出的地板，尽管价钱较为昂贵，但已将木材里的虫卵全部杀死；二是认真挑选龙骨，凡是有虫眼或树皮的一律不用。

And Pharaoh spoke to Joseph, saying, Your father and your brothers have come to you.

47：5 法老对约瑟说，你父亲和你弟兄们到你这里来了。

Additionally, the approximate flattening of surface strip using lines linking midpoints on perpendicular lines between geodesic curves and the unconditional extreme value method are discussed.

提出了用测地线方程、曲面上两点间短程线来计算膜结构曲面测地线的方法，同时，采用测地线间垂线的中点连线和用无约束极值法进行空间条状曲面近似展开的分析。