Sieve diameter is the length of the side of a square sieve opening through which the given particle will just pass .
“筛析粒径”是指一个四方筛孔的边长，某已知的颗粒将恰好通过这筛孔。
It will increase sharply with the decrease of the diameter of sieve pore.
随着筛孔直径的减小，压力梯度大大增加。
While many, diameter and great stones of river channel will be to use roller-type sieve.
而石子很多，直径又很大的河道就必须得使用滚筒式筛子。
It has been shown that the heat transfer factor is closely related to the surface temperature, but the degree of correlation depends on the particle diameter and sieve range adopted.
结果表明，传热系数与表面温度密切相关，但相关程度取决于颗粒粒径及筛分范围。
Under the same experiment conditions, the shrunk stream diameter of upper taper sieve trays is maximum, common sieve trays' is second, and lower taper sieve trays' is minimum.
在同等测试条件下，经过上锥形筛孔的缩脉最大，其次是经普通筛孔的缩脉，最小的缩脉为经下锥形筛孔的缩脉。
The silicoaluminophosphate molecular sieve(SAPO-5) with relative bigger pore diameter was synthesized hydrothermally and the optimum synthesis condition was determined through experiments.
采用水热法合成大孔径硅磷酸铝分子筛（SAPO-5），并通过试验确定了SAPO-5分子筛的最佳合成条件。
The silicoaluminophosphate molecular sieve(SAPO-5) with relative bigger pore diameter was synthesized hydrothermally and the optimum synthesis condition was determined through experiments.
采用水热法合成大孔径硅磷酸铝分子筛（SAPO-5），并通过试验确定了SAPO-5分子筛的最佳合成条件。
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