problems with walking: many persons disabled by osteoarthritis do not require a wheel chair, yet have difficulty walking long distances.

the fluid transducer is an instrument used in a variety of ways to measure very small mechanical distances.

射流传感器是用各种各样的方法测量很小的机械位移的一种仪器。

that means that the eye is somewhat shorter than ideal, causing the eye to exert focusing effort at all distances in order to see clearly.

意思是视力比理想的近一些，为了看得更清楚，眼睛尽力调焦到所有的远处物体。

under this year-long contract, the company will develop new capabilities for ultra-sensitive detection and detection at long distances.

根据这份一年期合同，该公司将开发超敏感探测和长距离探测的新能力。

despite a lack of obvious body parts that can double up as a decent pair of wings, some snakes, too, can glide for remarkable distances.

尽管身体明显缺少一部分，如一对能够拍打且适于滑行的翅膀，一些蛇也能飞行很远。

with the building of good, fast motorways long distances can be covered rapidly and pleasantly.

随着优质快速车道的建成，长途距离便能够愉快而迅速地驶达。

ies, waves continue to travel for long distances in the direction that the wind was blowing when they formed.

波浪除非被海洋边界以某种方式消除或影响，发展它就会继续沿着其形成时的吹向而运动很长距离。

our results suggest that vertical disparities are used to determine distances to surfaces directly, rather than to estimate vergence.

我们的研究结果表明，垂直差异来确定距离表面直接，而不是估计收敛。

it's exciting to see the different methods of measuring galaxy distances converge, calibrated by the hubble space telescope.

经哈勃太空望远镜校准，不同的测量星系距离的方法逐步汇集一点，真令人兴奋。

in one experiment the children played a game of hoop-the-peg, with greater rewards offered for greater distances.

在孩子们玩的一个套桩儿游戏实验中，扔得较远的获得较大的奖励。

when a spider wants to travel long distances, it simply casts out a strand of silk, captures the breeze and " flies" away.

当蜘蛛要长途旅行，它就吐出一条长丝，乘着微风“飞”去。

the superiority of radar to ordinary vision lies in the greater distances at which seeing is possible with radar.

雷达优于普通视力主要在于利用雷达所能看到的距离比较远。

to guarantee smooth data transmission over such great distances, only fibre optic can be considered as a suitable data transmission medium.

为确保无故障数据传输可以在远间隔上访问，光纤是唯一合适的数据传输媒介。

sherwin said that light has been used to send information rapidly over long distances for more than 3000 years.

舍温说，人类使用光进行远距离传递信息已有3000多年的历史了。

visible white-light illuminators are available in a range of angles to cover different scenes and illuminate distances up to 115 feet.

白光照明器可在一定范围角度内覆盖的不同场景，并且白光覆盖最远距离为115英尺。

due to great distances and a much smaller population, it was much harder to find information then than it is now.

由于距离的遥远和人口的相对稀少，搜集信息远比现在要难得多。

most fish can see in low-light conditions or dirty water, and a few can see objects over moderately long distances.

大部分鱼都可以在低光条件下或在脏水里看见东西，还有一些可以看见中长距离的物体。

with the remote transmission system , a total of eight pipeline sub - stations with distances of up to 100 km can be served and monitored.

远程传输系统一共有距离可达100公里八个管道分站，可以用于服务和监管。

in the years of slumber, clove fairy princess distances to seek divine power of love, to wakening the sleeping princess.

在这百年的沉睡中，丁香仙女不远万里为公主寻觅神圣的爱的力量，来唤醒沉睡的公主。

this was a slower pace of life, and travelling long distances was an accepted part of living here.

这里的生活节奏缓慢，长途跋涉已被生活在这里的人们所接受。

to do this, scientists used special tricks to determine the distances of many exploded stars, called supernovas, throughout the universe.

为进行研究，科学家用了一种特殊技巧来确定许多爆炸星体——超新星，在宇宙间的距离。