When diffuse class was IV and intensity of bacterial source is 10 6 CFU/ s, the bacterial concentrations were 50,100,200,500 and 1 000 CFU/ m 3 at the distance of 100,200,300,400 and 500m from an animal house, respectively.

Under the common meteorological ( average wind speed) condition, the average concentration of TSP per hour was relatively lower, more than 800 meters at the distance of lower wind direction, which was in accordance with the TSP ratio of the measurement.

结果表明：在通常气象（平均风速）条件下，各类稳定度的TSP小时平均浓度在下风向距离800m以上均较低。基本上与实测值的TSP值相吻合。

In addition, according to economic analysis and comparison, the effect of dehydration is well at the distance of 20~ 40 m, the charge of construction is about 0.36 yuan per m~ 3 undisturbed soil, and the project expenditure is low.

通过经济性分析比较可以得出，开沟间距为20~40m干化效果较好，每m3原状土的施工费用为0.36元，工程费用较低。

The mass concentrations of the three pollutants all abruptly change at the distance of 50~ 60 km from the centers of districts, which means that the characteristic distance of air pollutants distribution in Chongqing City is 50~ 60 km.

3种污染物质量浓度都在离行政中心50~60km的地带发生明显变化，由此得出目前重庆市大气污染物空间分布的特征距离为50~60km。

At the distance of a short city block stood the train station perched in darkness on the edge of the ravine, while below the tracks were illuminated in the amber glow of vapor lamps.

火车站就在附近，隔几个街区就到，坐落在峡谷边缘的黑暗角落里，而进站方向的铁轨在琥珀色的蒸汽灯照耀下却显得灯火通明。

In this paper, the effect of atomospheric turbulence on laser beam propagation between tops of the high-building and the hill behind our university campus at the distance of 1500m is discussed.

本文讨论了在高楼顶与校园后山头间1500m距离上，大气湍流对激光束传输的影响。

The results indicate that the hard sphere fluid shows the highest density in the vicinity of the slit pore, and a maximum density emerges at the distance of a molecular diameter to the wall.

结果表明，靠近狭缝，硬球流体的密度最大；在距硬壁一个分子直径附近也出现一个密度极大值；

The result indicates that, due to the diurnal variation of the geomagnetic field, the environmental magnetic field is hard to be measured directly at the distance of more than 300m away from the railway.

实测结果表明，由于离开铁路300m以远的环境磁场受地磁场日变化的影响已经无法直接准确获得，因此用理论方法计算显得十分重要。

The young man took his carbine and fired it in the air, but without any idea that the noise could be heard at the distance which separated the yacht from the shore.

青年拿起他的枪来，向空中放了一枪，也不去多想枪声是否能从岸上边传到这一大段距离而被游艇上的人听到。

The value of magnetic field of the foursquare electromagnetic coil of sideline 42 cm × 42 cm at the distance to the coil surface 11 cm was about half of the maximum.

单个边长42cm×42cm的矩形电磁线圈，在距线圈表面11cm时磁场强度约下降一半。

Today, poets who adhere to divinity and inherit the tradition of national poetry, they write at the distance of illusory nimbus, just like hermit.

今天，遵从神性、秉承民族诗歌传统的诗人们，他们在虚幻光环的远处写着，就如隐者。

Wake up in the rain in the morning, got up and opened the curtains, looked at the distance, then take a deep breath of fresh air in the rain.

早晨在雨声中醒来，起身拉开窗帘，望望远处，深呼吸那新鲜的雨气。

Look at the distance from Perth where they are flying out-the planes, and where these objects were spotted in the latest satellite images.

看看飞机从珀斯出发的地方，还有这些最近通过卫星图像所发现的物体。

/ cm3 while that of O3 components is less than 1 ppb at the distance of 50 cm from the panel of the instrument.

在距离该机面板50cm处，负离子浓度大于250万个/cm~3，臭氧浓度小于1ppb；

The value of magnetic field of the electromagnetic coil of diameter 16 cm at the distance to the coil surface 3 cm was about half of the maximum.

直径为16cm的线圈，在距线圈表面3cm磁场强度约下降一半。

By properly selecting initial value of calculating parameters, the shock wave propagation at the distance range out of 5 times of charge radius is accurately deduced.

适当选取起算参数，在5倍装药半径以外的爆炸远场范围计算精度良好。

In this system, the sub-wavelength array consists of 3 face-to-face elements at the distance of 1/ 20 wavelength between each other.

系统中，亚波长阵列由3个面对面的天线单元构成，单元间距1/20波长。

Then, uncle at the distance concentration fish float, after a while, as well as the fish into the water.

然后，叔叔聚精会神地盯着远处的鱼浮，过了一会儿，鱼浮沉入到水里。

When you press the tab key, your tab will stop across the page at the distance that you specified.

按下tab键时，您的制表位将在页面上您指定的距离处停止。

At the distance of about 0.15 m from the scrubber-cooling ring, the gas temperature is developed.

在距洗涤冷却环下方约0.15m处，气体温度已降至热质传递的平衡值附近。

Radial velocity is bigger on axis top of tunnel at the distance of 3 times of radius to free face.

隧洞开挖的轴向洞顶距离掌子面3倍洞径处会出现一个爆破振速增大的区域。