查询词典 permeability

Carposina, Navicula caterpillars, flat postornata, soil pests such as mole cricket, can they turn to land the ground froze to death;also bollworm damage, stick insects, sawfly wheat, locust pupae Room nests, etc., to prevent its emergence or incubation in order to better carry out Overwintering insects buried in the 10 ~ 15 cm layer, it should be frozen in the soil before or early spring, while the pests,"sleep" when the Land20 ~ 30 cm, so that exposure of adults or pupae on the ground was frozen to death or birds pecking; such loose soil can also help the soil ripening, and enhance the permeability of soil.

害虫越冬入土在10～15厘米层间，故应在土壤封冻之前或早春，趁害虫"熟睡"之际，将田土深翻20～30厘米，使成虫或蛹暴露在地面上被冻死或被禽鸟啄食；这样也可使土壤疏松，有利于土壤的熟化，增强土壤通透性。

Changbei gas field is a river lothology-stratigraphic trap gas pool on the west trend monocline background, it is located in the east of the basin, it has thin bed, low-porosity, low-permeability, low-pressure, low-deliverability character and develop difficulty(HeGuang-huai, 2002), especially to develop this thin bed and unhomogeneity seriously river sandbody gas pool is much difficulty.

长北气田位于盆地东部，属于西倾单斜构造背景上的河道岩性-地层圈闭气藏，具有薄层、低孔、低渗、低压、低产和非均质性强等特点，开发难度大，尤其是利用水平井开发如此薄层的非均质性严重的河道砂岩气藏难度更大。

Increased level of LM and Col protein resulted in reduced cell monolayer permeability.

高水平的层粘连蛋白和IV型胶原使细胞的通透性减低。

Intrinsic permeability and porosity of the monzonite and basalt are 0.0047×10^(-3)μm^2, 0.0081×10^(-3)μm^2 and 1.58% and 0.24% respectively.

二长岩及玄武岩核心区的渗透率分别为0.0047×10^(-3)μm^2和0.0081×10^(-3)μm^2，孔隙度分别为1.58%和0.24%。

Selective water shut off action of water shutoff agent, effect of permeability on injection pressure, movability of water shutoff agent are researched, and multi-block design of water shutoff agent, particles diameter selection of water shutoff agent are performed.

对堵剂的选择性堵水作用、渗透率对注入压力的影响、堵剂的耐冲刷性和可动性进行了室内实验，制定了堵剂施工段塞设计以及堵剂粒径的选择方案。

Damsite selection of Yilan Navigation Hydro- junction on Songhuajiang River;2. Study on the general layout scheme for reinforcement and extension project of Guoyang junction sluice;3. The river reach of Dadingzishan Navigation-power junction engineering is characterized by wide grade II terrace,large distance between the two dikes,thick covering of river bed,and strong movability and permeability of riverbed,and the overall layout is the essence of construction of low-head navigation-power junction on the reach.

松花江大顶子山航电枢纽工程河段具有Ⅱ级台地宽、两岸堤距大、河床覆盖层厚、河床质可动性及渗透性强等特点，该河段兴建低水头航电枢纽工程其总体布置是关键，利用正态物理模型(11∶00)及遥控自航船模等研究手段，对大顶子山航电枢纽工程预可、工可、初步设计及施工图设计等阶段枢纽总体布置进行了多方案比选，提出枢纽主要建筑物布置：自右岸依次为船闸、10孔泄水闸、电站、28孔泄水闸及土坝。

The moisture absorption and moisture permeability of the flax fabric are very good, It possesses the function of controlling the climate inside the garment in a comfortable range and doesn't make mugginess.

2麻织物的吸湿、透湿性能较好，不会产生闷热感，具有使衣服内微气候经常保持在舒适范围内的调节功能。

When the vapor emanated from the skin surface can not easily permeate to the air, it will form a high humidity region between the skin and the fabric which makes people feel mugginess and discomfort. So it is necessary for the fabric, especially for the undergarment, to have good moisture absorption capability and moisture permeability capability.

当人体皮肤表面散热蒸发的水汽不易透过织物陆续排出时，就会在皮肤与织物之间形成高湿区域，使人感到闷热不适，因而服用织物尤其是内衣，必须具备良好的吸湿透湿性能。

By a good number of experiments, the dynamic law of natural water imbibition injection and pressure-pulse water imbibition injection for Da'anzai low permeability fracturing reservior were obtained, which can provide theoretical and.

渗吸注水是低渗透裂缝性油藏注水开采的重要机理，合理的注水方式与注水参数对改善低渗透裂缝性油藏水驱开发效果具有指导意义。

The functional relation between incident angle and refractive angle of energy flow is obtained. According to this relation, we can restructure the refractive angle as negative or positive readily by selecting suitable permittivity and permeability tensors.

导出了电磁波的入射角和能流折射角之间的函数关系，根据此关系可方便地选择合适的介电张量和磁导率张量，使特定入射角所对应的折射是正或是负。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。