tramp screen

To pass(flour, for example)through a sieve.

筛，筛选用筛子筛选（面粉等）

subsieve fineness

(不能用筛子分析的)亚筛细度

Perforated like a sieve.

筛状的象筛子那样穿有小孔的

This boat leaks like a sieve, ie very badly.

这条船漏得像个筛子.

The bride holds a sieve covered with a silk shawl;

新娘手持一个筛子，筛子上盖有一块丝绸披巾。

Screening separates much of the heavier trash by use of different-sized screens.

许多较重的杂质，经由各种不同的筛子筛除。

If you move I'll riddle you with bullets!

你若动一动,我就用子弹把你打成"筛子"。

Molecular sieve 3A

GB/T10504-19893A分子筛

Systhsis of Nanosized Zeolite NaY and Zeolite Membranes;

纳米NaY型分子筛及分子筛膜的制备

Synthesis of Zeolite ZSM-5 and Zeolite Membranes;

ZSM-5分子筛及分子筛膜的合成

Synthesis of MCM-41 Mesoporous Molecular Sieve and Zeolite Membranes;

MCM-41介孔分子筛及分子筛膜的制备

decationized Y sieve

脱阳离子Y型分子筛

Sand should be screened before you mix it with concrete.

与混凝土混合前,沙子该筛一筛。

Studies on the Activation Process and Separation Ability of Pitch-based Molecular Sieve ACF;

分子筛型PACF活化工艺及筛分性能研究

swinging sieve ion-exchange contactor

摇筛式离子交换接触器

They are sifting the wheat from the chaff.

他们正往外筛麦壳子。

Identification of NDRG2(371) Interaction Proteins;

NDRG2（371）相互作用分子筛选

Synthesis, Characterization and Membrane Reactor Applications of MFI Type Zeolite Membrane;

分子筛膜的制备和新型分子筛膜反应器