累积层

Over time a thin layer of filter cake accumulates on the lint filter.

随着时间一薄层滤饼累积对林特过滤器。

Each of the island terraces was formed by the development of the fringing reef and sea cliff erosion before being uplifted.

在提升之前，岛屿的每一层都是经过珊瑚礁的累积和海崖的腐蚀才形成的。

This paper researched cabbage of Cruciferae colewort by planting cabbage in soils which were polluted by cadmium of different concentration. We analyzed poison of cabbage which was polluted by cadmiums in different concentration by using OCT machine system to measure cabbage lamina and observing physical change of fabric of cabbage, and confirmed the characteristic of Cadmium circulation of supergenic geochemistry accordingly.

本文主要以十字花科芸苔属植物甘蓝为研究对象，通过在不同浓度的受镉离子污染的土壤中进行种植，观察甘蓝组织结构物理表征变化，并应用光学相干层析成像系统（Optical Coherence Tomography，OCT）对甘蓝叶片组织样本检测其变化情况，从而分析得出不同镉离子浓度对甘蓝的累积毒害作用以及镉的表生地球化学循环特点。

Through experiment of 15N microplot showed that: gaseous losses of fertilizer nitrogen was 1.259g·m~(-2), soil residued nitrogen was 1.023g·m~(-2) in Ecological Balanced Fertilization plot, monitored at the same time that chemical nitrogen fertilizer was almost no leakage because there was illuvial layer in the depth of 100～120cm in this area.

通过15N微区试验测得草甸黑土生态平衡施肥区肥料氮气态损失为1.259g·m~(-2)，土壤残留为1.023g·m~(-2)，同时监测到，在该地区100～120cm土层处由于有淀积层的存在，化学氮肥几乎没有渗漏。通过设置不同施氮水平试验，结果显示：大豆播种后，田间土壤氨挥发累积量随氮肥用量增加而增大。

Function of its interlaminar shear force coefficient is gained. Applicability of the function has been validated, so it can be applied in the optimization design of structure stiffness.

提出了使累积塑性变形按楼层均匀分布的优化布置刚度结构层间剪力系数表达式，可以用于结构优化布置刚度的设计。

Through the introduction of N-catch crop with deep root system, it is possible to reutilize the nitrate-nitrogen leached out of root zone of vegetable in the vegetable-catch crop rotation system based on the phytoremediation principle.

另一方面，由于蔬菜的根系较浅，因此需要频繁的灌溉，这又使得累积在土壤中的氮素很容易被淋洗到根层以下，对作物基本无效。

Tension-tension fatigue experiment was carried out at three different stress-level, the fatigue life and the S-N curve of the unnotched laminates were acquired.

进行了三种不同应力水平下的拉-拉疲劳试验，得到无孔试件的疲劳寿命及其S-N曲线；通过研究复合材料疲劳寿命预测的方法，建立了该无孔层合板剩余刚度疲劳累积损伤寿命预测模型。

This is the first report of pectenolone and pectenoxanthin, two types of carotenoid, in the muscle of the Yesso scallop.3 Roles of the carotenoids composition and accumulation in Yesso scallopThe method for detecting carotenoids using reverse phase high performance liquid chromatography was developed. The conditions of RP-HPLC analysis were an analytical scale (200×4.6 mm, inner diameter 5μm) Eclipse XDB-C18 column of Agilent corporation; 10μl injection volume; 25°C column temperature; acetonitrile, methanol and methylene dichloride mobile phase (40:56:4, V/VV) with 0.1% BHT; 1.0 ml per minute flow rate; 450 nm UV-VIS detector; 8 minutes elution.The carotenoids from orange muscle of Yesso scallop of 7, 10, 12, 15, 18, 22 months old was detected using the method refered above.

通过柱层析、高效液相等手段对橘红色闭壳肌中的主要类胡萝卜素进行了提取分离，分离提纯得到两种类胡萝卜素，并通过MS、~1H-NMR和~(13)C-NMR对其进行结构鉴定，结果表明(3S，3\'R)-3，3\'-dihydroxy-7\'，8\'-didehydro-β，β-Caroten-4-one和(3S，3\'S)-7，7\'，8，8\'-tetradehydro-β，β-Carotene-3，3\'-diol，俗称pectenolone和pectenoxanthin是橘红色闭壳肌中的主要类胡萝卜素，这是国内外首次对虾夷扇贝闭壳肌中的类胡萝卜素进行提纯及结构鉴定。3虾夷扇贝类胡萝卜素的种类组成和累积变化规律建立了橘红色闭壳肌中类胡萝卜素的HPLC分析定量检测技术：色普柱为Agilent公司的Eclipse XDB-C18柱200mm×4.6mm，i.d.5μm进样体积，5μl ；流速1ml/min；检测波长450nm；柱温25℃；流动相为乙腈：甲醇：二氯甲烷(V/V/V=40：56：4并加入0.1%的BHT；分离时间为8min。

The grain filling of superior spikelets was a continuous progressing process without interruption: Free nucleus→endosperm cell formation→endosperm cells differentiating into aleurone layer and starchy endosperm→composition and storage of reserve materials such as starch and storage proteins.

水稻强势籽粒的胚乳发育是一个无间断的连续过程，经过游离核期→胚乳细胞化→胚乳细胞分化发育成糊粉层和淀粉质胚乳→合成和累积淀粉、蛋白质等贮藏物质，约在20d以内完成胚乳发育的全过程，不同强势籽粒的胚乳发育进程大体一致。

In order to solve the accumulation of synchronization error over hop distance in large scale wireless sensor networks, A new time synchronization algorithm has been proposed based on two-layer topology.

为了解决大规模无线传感器网络中同步误差随跳距的累积问题，提出一种基于二层拓扑结构的时间同步算法。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。