探针

There are several methods developed to measure or calculate the cantilever spring constant, such as adding mass to the cantilever, using the reference cantilever, measuring the thermal noise and so on. Adding mass to the cantilever and using the reference cantilever will need some complicated equipments and be able to damage the cantilever.

附加质量法和参考悬梁法存在所需实验设备复杂、容易损坏针尖等缺点，与之相比，热振动法具有实验条件简单、不损伤针尖及较高的准确度等优势，因此，可以在实际应用中，对探针进行快速标定，提高力测量的准确性，扩展AFM的应用领域。

The objective of this study was to explain the response of cherry's canopy transpiration and conductance g(subscript c to different environmental conditions so as to evaluate the application feasibility of Jarvis model on cherry canopy scale modeling. Sapflow of 3 year-old potted cherry trees Prunus avium L.

为了揭示樱桃冠层蒸腾、冠层导度对环境因子的响应规律，评价Jarvis模型在樱桃冠层尺度上应用的适用性，利用Granier热消散式探针连续监测了北京四季青果林所试验地3年生盆栽樱桃Prunus avium L。

The gas solid interaction was studied, the solid concentration and particle size distribution contours downstream of the nozzle were obtained. The particle roping mechanism in a coal conveying pipe with large diameter was also studied with the fiber probe. The on-line coal concentration measuring facility is needed for NO〓 reduction. In this work, a set of on-line coal concentration measuring facility was developed and installed in the coal conveying pipes of a 660MW capacity utility boiler, which can give on-line accurate coal concentration information for the operator.

论文首次采用基于光学波动法的激光光纤探针，对高浓度的低NO〓燃烧器出口的气固两相流动的详细结构进行了试验，研究了配300 MW煤粉燃烧锅炉的燃烧器出口高浓度气固相射流中颗粒浓度、粒度随射流发展的演变规律，分析了利用水平浓淡燃烧器和齿形燃烧器实现对低NO〓燃烧有利的气固结构，并验证了基于DES方法的气固两相数值模拟的计算结果。

The results showed that the coating possessed excellent high surface quality, pure Cr sub-layer was columnar crystalline structure.

利用非平衡磁控溅射系统制备了含微量Cr的类石墨镀层，使用四点探针法测量所制备镀层的电阻率，测试结果表明所制备镀层工作层为类石墨层。

By analyzing electrostatic distribution around probes, it was found that the spatial sensitivity of SWR sensor is a cone whose center is the middle probe and radius is smaller than the distance between middle probe and around probe.

本文运用静电场分布的分析方法提出了四针等长结构式探针的敏感度数学模型，定性分析了SWR型土壤水分传感器的测量敏感度。

Some dESTs were labeled as probes to confirm mRNA in transformed and control cells by Northern Blotting assay.

我们将其中的部分dEST标记为探针，用Northern杂交法检测了相关基因在转化及对照细胞中的表达，证实了它们在差异显示凝胶中的差异表达结果。

With the numerical method, the influences of the offset of stronger light, probe-field strength and branching ratio coefficient of spontaneous decay from excited level to lower levels to atomic absorption are discussed.

借助于数值计算，讨论了较强光失谐、探针光强、激发能级向低能级衰减的分配系数对原子吸收的影响。

Methods cDNA retro-transcribed from equal quantities of mRNA derived from high and low metastatic tumor cells or normal ovarian tissues were labeled with Cy5 and Cy3 fluorescein as probes. The mixed probe was hybridized with two pieces of BioDoor 4096 double dot human whole gene chip and scanned with a ScanArray 3000 laser scanner. The acquired image was analyzed by ImaGene 3.0 software.

按一步法分别抽提高低转移人卵巢癌细胞和对照正常卵巢组织的总RNA并纯化mRNA ；分别将等量的高低转移人卵巢癌细胞及对照组织的mRNA逆转录合成以Cy5和Cy3标记的cDNA一链做探针，分别混合后在 2张含有 4 0 96条双点人类全长基因的芯片上进行杂交。

Twelve of single- and double-armed probes were designed by introducing various receptors containing N, O and S atoms to the comarins.

设计、合成了十二个含有N、O和S原子的不同识别基团单臂和双臂单香豆素荧光团分子探针。

Under different structural parameters of exit tube,including the inner diameter and the structure shape,the separation efficiency and pressure drop of the guide vane cyclone tube were measured by comparative experiments and the flow field in the guide vane cyclone tube was measured by an intelligent five-hole pilot tube.

通过对比实验测定了不同排气结构下导叶式旋风管的分离效率及压降，同时用智能型五孔球探针测试仪测定了不同排气结构的旋风管内流场分布，结合性能实验与流场测量的结果，研究了排气芯管内径及其结构型式对分离性能的影响，为旋风管结构优化和开发及其分离机理的研究提供了一定的实验基础。

They weren't aggressive, but I yelled and threw a rock in their direction to get them off the trail and away from me, just in case.

他们没有侵略性，但我大喊，并在他们的方向扔石头让他们过的线索，远离我，以防万一。

In slot 2 in your bag put wrapping paper, quantity does not matter in this case.

在你的书包里槽2把包装纸、数量无关紧要。