查询词典 permeability

Gradients of K(superscript +), Na(superscript +) and protein along midgut were determined. The permeability of midgut segments to K(superscript +), Na(superscript +), Ca(superscript 2+), Mg(superscript 2+) and methyl blue was observed.

对中肠细胞进行了组织切片观察；测定K，Na和蛋白质沿中肠的浓度梯度，并观察了中肠对K，Na，Ca(上标 2+)，Mg(上标 2+)和甲基蓝的通透性。

Comparing the data which before the correction and after the correction, we can estimate the actual correction effection of the porosity, permeability and saturation of water, and calculate many important interpretation parameters such as saturation of bound water, mid-value of granularity and content of mud.

通过层厚校正前后的测井数据来评价孔隙度、渗透率以及含油水饱和度等地质参数，并进行束缚水饱和度、粒度中值和泥质含量等各种解释参数的定量计算。

VEGF is a specific mitogen of endothelial cells,and a vascular permeability factor too.

血管内皮生长因子是内皮细胞的特异性丝裂原，也是一种血管通透性诱导因子。

VEGF is a specific mitogen of endothelial cells and also the only factor which can increase vascular permeability.

在这一过程中，血管内皮生长因子(Vascular Endothelial Growth Factor，VEGF)作为最重要的血管生成因子之一，起到了重要作用。

Mechanisms and significance of microfracture s generated by microwave heating in sandstone reservoirs;2. There are many kinds of microfracture s which play an impor- tant part in connection of the pores in a reservoir and denudation of vugs,and enhancing reservoir permeability.

Y气田Z组火山岩储层孔隙结构复杂，基质孔隙间连通程度差，属于典型的低孔低渗储层；微裂缝种类多，在连通储层气孔和溶蚀孔洞、增强储层渗透性方面起着非常重要的作用，但识别和评价相当困难。

Histamine causes vasoconstriction and increased permeability of small venules.

组织胺能引起血管收缩，并增强小静脉的透性。

Endothelial cytosolic calcium and the apparent permeability coefficient to albumin were measured in isolated and perfused coronary venules using a fluorescence ratio technique.

本实验利用荧光强度测定技术，在游离灌注的猪冠状循环微静脉上测定了内皮细胞游离钙离子浓度和白蛋白的通透性。

According to verifying 11 vacuating wells parameters such as structure and sand body thickness that have been predicted by model, it shows high coincidence rate of more than 90% to real datum. Moreover, the permeability variation in pilot site accords with water flooding situation. The computed parameters such as reserves, cumulative oil production of single well and area, water cut have small relative error of less than 2%, the matching accuracy degree is high.

通过11口抽稀井检验，模型预测的构造、砂厚等参数与实际情况相比，符合率在90%以上；试验区的渗透率变化与水淹状况也具有较好的一致性；储量、区块及单井累积产油量、含水等参数计算的相对误差均小于2.0%，拟合精度高。

A subject invention provides a water-absorbent agent composition superior in both liquid permeability and liquid updrawing property, which are conventionally incompatible.

本发明提供一种具有高液体渗透性和液体汲取性的吸水剂组合物，通常它们是无法共存的。

The changes of the permeability are controlled by the development of the pores, and have a relationship to the size of pore throat and the connecting degree between pores and troats.

渗透率的变化主要与孔隙发育程度以及孔喉大小、孔喉之间的连通程度有关。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。