| 释义 |
1 ?砂筛 Sand Sieve(砂筛), 此释义来源于网络辞典。
- 1
A coarse sieve used for sifting out fine particles, as of sand, gravel, or coal. 筛子：一种粗筛，用于筛选优良的东西，比如沙子、碎石或者煤。 - 2
On the basis of sieve analysis for the formation sand, through the simulation experiments of sand production, the sieve-opening sine of premium screen pipe for sand control was determined. 在分析地层砂粒度分布的基础上，通过室内出砂模拟实验，确定了该油田各油层的防砂筛管挡砂精度。 - 3
This method is effective, and it has important significance on improving the quality of sieve analysis sand grains gradation. 方法行之有效，对提高筛析泥沙颗粒级配的质量有着重要的意义。
|