m to m

Fractionation tower diameter has been expanded from 3.4 m to 4.6 m and two trays have been added .

分馏塔直径由3.4m扩大为4.6m，增加两层塔板；

Experimental results show that the transmission distance is expanded from 1.5 m to 4.1 m under Windows 98 environments and the efficient data transmission speed is also improved .

实验结果表明，在Windows98环境下，红外无线传输距离由原来的1.5m增大至4.1m，有效传输速率略有增大；

The lower boundary of halocline lies between 60 m to 100 m with a thickness of about 50 m.

盐度跃层下界深度为60～100m，厚度约50m。

Ice temperature increases linearly from 12 m to 80 m deep , with a temperature gradient smaller than that in the upper 12 m deep .

以12m深度为界，上部冰层温度变幅大，下部冰温随深度增加基本呈直线型升高，温度梯度较上部小。

From the height of 30 m to 50 m , the vertical change of wind speed was most remarkable , but its annual change was not obvious .

30~50m范围内，风速垂直变化最显著，但年变化不大；

Results showed soil moisture displayed a strong spatial heterogeneity in the sloping farmland , with an effective range varying from 159.3 m to 506.6 m and with rainfall and farming practices .

结果表明：黑土坡耕地土壤含水量具有较强的空间异质性，有效空间相关距离为159.3~506.6m，而且它们随着降雨和农田管理措施作用而改变。

The Zhejiang Foreign Economic Relations and Trade Building is located in the suburbs of Hangzhou . The depth of excavation ranges from 9.45 m to 11.8 m , and the surrounding environments are very complicated .

浙江省外经贸联建大楼位于杭州市区，基坑开挖深度9.45m～11.8m，周围环境较复杂。

Research results : The result shows that the range of displacement-response of the tunnel tube in y-direction decreased by 67 % as the deposited depth of tunnel drops from 30 m to 50 m ;

研究结果：当隧道放置深度由30m增至50m时，y方向位移响应幅值减小了67%；

It has the disadvantages of large volume of cliff mullock , wide working site and low security to adopt ordinary cliff filling method to exploit deep-slope mine of 0.3 m to 0.8 m thickness .

采用普通削壁充填法开采厚度在0.3~0.8m的急倾斜矿体，存在着削壁废石量大、采幅宽、作业面安全性差等缺点。

Whereafter , grain size trends analysis with a series of DC ( from 100 m to 1000 m ) adopted were carried out on the origin data of irregular sampling grid and the interpolated data of regular grid .

应用“粒度趋势分析”方法，选取一系列的特征距离值进行试验，从原始数据和插值后数据中提取净输运方向的信息。

However , the rate of long-distance pollen dispersal from 33.5 m to 2000 m was less than 0.015 % and did not present a gradual decrease , indicating the randomization of dispersal and pollination .

但在距花粉源区33.5m到2000m的范围内，花粉飘逸率均低于0.015%，并不随距离增加而逐渐下降，表现了花粉长距离飘逸和授粉的随机性。

If the port side of the ship was equipped with lamps which had been used about one year , the iso-illuminance curve contours were 3 m to 5 m shallower than the star side equipped with new lamps .

使用了一年以上的旧灯与新灯相比，其各等照度曲线相对要浅3～5m。

The matte-launder system of the slag cleaning electric furnace was retrofitted successfully in Guixi Smeltery in 1998.Its length was shorten from 7.5 m to 3.1 m and its horizontal inclination was enlarged from 7 ° 25 ′ to12 ° .

贵溪冶炼厂于1998年对贫化电炉冰铜流槽系统成功地进行了改造，将7.5m长的冰铜流槽缩短为3.1m长，其与水平面的倾角由原来的7°25′改为12°。

The Shanxi Formation consists of sandstones , siltstones , mudstones and coals , with the limestones being locally developed . The thickness of the Shanxi Formation is from 18.6 m to 213.25 m , with the thicknesses of coal seams being from 0 to 10 m and averaging 4.2m .

山西组以砂岩、粉砂岩、泥岩为主，石灰岩仅在局部地区见到，该组厚18.60-213.25m，含可采煤层1-2层，厚度0-10.0m，平均4.20m。

Rotational accuracy of bearing was improved from 0.3 μ m to 0.08 μ m with active control .

采用自主控制方案后，轴承回转精度从控制前的0.3μm提高到约0.08μm。

The graphite particles of diameter ranging from 300 μ m to 1500 μ m are tested .

实验除了测得粒径在300μm～1500μm范围内石墨粒子的燃尽时间外，还追踪了一些大粒子直径随燃烧时间的变化。

An example to calculate the spectrum transmittance ranged from 0.3 μ m to 13.9 μ m was given .

最后举例计算了大气在0.3～13.9μm波段的光谱透射比。

For optical fibers with outer diameters of 50 μ m to 250 μ m , the error of measurement is within ± 0.5 % .

对于直径为50～250微米的光纤，测量误差在±0.5%以内。

Results : Observation with inverted microscope showed that the thickness of brain slices decreased from 350 μ m to 150 μ m in 7-8 days .

结果倒置显微镜观察，在7~8天以后脑片的厚度由原来的350μm减为150μm左右。

In the experimental conditions , different size particles of EC , with mean diameters ranging from 2 μ m to 15 μ m , were obtained .

在实验范围内，制得微粒的平均粒径为2～15μm。

The semiconductor photocathode with photoelectric response in the range from 0.5 μ m to 1.25 μ m has been achieved for the first time in our country .

在国内首次实现了在0.5μm～1.25μm波段范围内具有光电响应的半导体光电阴极。

Al_3Ti particle present block shape , which size was from 8 μ m to 20 μ m and distribution in the matrix of aluminum was uniform .

Al3Ti粒子呈块状，尺寸8&20μm，在铝基体中均匀分布。

From an elevation of 450 m to 1 200 m , the types and quantities of plants and the dominant species were obvious differences in different plots .

从海拔450m到海拔1200m，各样地的植被种类、数量以及优势种都存在明显差异。

Normal force and displacement amplitude ranged from 100N to 300N and from 15 μ m to 60 μ m respectively .

法向载荷变化范围为100～300N、位移幅值为15～60μm。

As a result , the average diameter of microcapsules was from 1 μ m to 10 μ m , and the globular surface was smooth and compact .

结果表明：相变储热微胶囊呈均匀的球形，表面光滑且致密，平均粒径110μm；

Results : In the range 25 μ m to 150 μ m from the enamel surface , the microhardness value of La and F groups were higher than that of control group ;

结果：釉质表层下25～150μm范围内，镧处理组、氟处理组的硬度值高于对照组；

The results of SEM photograph and particle size analysis show that the synthesized precursor was favorable dispersion powder with particle size ranging from 1 μ m to 3 μ m .

扫描电镜观察和粒度分析结果表明所得前驱体为粒度1～3μm，分散性良好的亚球形蓝色荧光粉前驱体。

The results obtained show that grain size range in toughening of SiC p is from 30 μ m to 50 μ m and that in strengthening is less than 25 μ m.

研究结果表明，SiCp颗粒增韧的粒径范围为30～50μm；增强的粒径范围为＜25μm。

The output displacement of this mechanism is amplified from 11.6 μ m to 100 μ m and can cater for many long distance and ultra-precise positioning motions .

该机构输出位移由原来的116μm增加到100μm，能够满足许多长行程、超精定位运动的需要。

In a factory , a fracture occurred in a transition rail of the 60kg / m to 50kg / m in the correction .

某异型钢轨在经60kg/m热轧钢轨加工至50kg/m过渡轨后出现矫直断裂。