by/through

用法例句

The results can be briefly summarized as follows:In the presence of concentra- tion polarization,the percolate flux decreases with the increase of operating time,percolate volume,.

结果表明在浓差极化现象存在下,透过液通量随操作时间、透过液总体积以及主体溶液浓度的增加而减少,随搅拌速度的增加而增加;当操作压差达一定值后,透过液通量与压差无关。

High-quality polycrystalline ZnSe fabricated by CVD method and its optical transmission are reported.

55 μm~22 μm, 及 8 μm~14 μm 波段的平均透过率超过 70% (1 mm 厚),在 3。

Studies on Chitosan/PVA Membrane Absorption and penetrationHe Haibin;

壳聚糖/聚乙烯醇复合膜的研究 Ⅱ.吸附性能和透过性能

A theorem which indicates that the average penetration function is alwayslarger than or equal to the penetration function in the case of the average leaf density wasproved.

本文证明了一个有关不均匀植被介质透过性质的定理。

air transmission coefficient

透气系数，空气透过率

Opacity: Degree of obstruction to transmission or reflection of light.

不透明度:阻碍光线透过的程度。

Impermeable by gas.

不透气的气体不能透过去的

Materials through which no radiation is propagated are called opaque.

辐射线不能透过的物质叫不透明体。

Study on Permeating Behavior of Some Gases and Moisture Across PTFE Membrane;

ePTFE膜气体透过和透湿行为的研究

He was looking something through a telescope.

他在透过望远镜看东西。

addressed us over the loudspeaker

透过扩音器对我们演讲

see or show a way into or through(sth)

看穿或透过（某事物）

Emergent light is no longer continuous.

透过的光不再是连续的。

We couldn't see through the mist.

我们无法透过薄雾看见。

The river was visible through a light mist.

透过薄雾那河隐约可见.

Sunlight percolated through the thick leaves.

阳光透过浓密的树叶。

We should see through the appearance to the essence,

我们要透过现象看本质。

We saw a spark of light through the trees.

我们透过树丛看到闪光。

colour fastness to light through glass

耐透过玻璃的光色牢度

I saw it through the window pane.

透过玻璃窗我看到了它。

Admitting the passage of light; transparent or translucent.

透明的，清澈的光可通过的；透明或半透明的

To diffuse or cause to diffuse by osmosis.

（使）渗透通过渗透作用渗出或使渗出