silt size的例句大全

Through researching grain size characteristics of north part of the Tengger Desert, we get the results: ( 1) dunes sediment of north margin of the Tengger Desert donot include gravel, very coarse sand and silt.

研究腾格里沙漠北缘沙丘粒度特征得出：（1）腾格里沙漠北缘沙丘沉积物不含砾石、极粗砂和粉沙。

The structural characteristic and application results of NL-227 centrifugal mud machine and WL-230 continuous silt discharging centr. fugal-two types of centrifugal mud purification equipment are introduced in this paper. Grain size distribution of some substances separated wite purification equipments is discussed.

本文介绍了两种离心式泥浆净化设备&NL-227型离心除泥器和WL-230型连续除泥离心机的结构、特点和应用效果，讨论了几种净化设备的分离物的粒度分布。

The results show that there is little influence on particle size for optical index of silt.

结果表明，粉土光学系数的选择对其影响不大；

These particles range from coarse silt to sand or pebble size.

这些颗粒的大小变化范围是从粗粉砂级到砂级或细砂级.

These may range from coarse silt to sand or peble size.

这些颗粒的大小变化范围,从粗粉砂级到砂级或细砂级.