查询词典 RF

Based on the theory, an RC ploy-phase oscillator is proposed as an example, from which the condition for maintaining stable oscillation is also deduced.

此外，作为多相位振荡信号的一个特例，RF正交正弦信号被广泛应用在调制、检测和镜像抑制等方面[2，3]。

RF spark discharge in atmosphere may be used to staticperf...

利用射频感应电场对生物体细胞、组织加热，引起细胞萎缩、坏死或组织纤维化，以达到治疗目的。

The measurement are affected mainly by three factors which are the RF effect, the space charge effect and the error of measurement.

在注入器出口处，电子束发射度由：热发射度、射频场效应引起的发射度增长和空间电荷效应的发射度增长三部分组成。

This instrument combines wireless RF module with singlechip. It can realize measurement, preservation and distant wireless communication all-in-one. It not only can measure and show snap cap's resistance quantity intuitively, but also can transmit data to monitoring center's PC by wireless in time. It makes data vision and data recognition. It can deal with the resistance's data the is measured in blasting scene by wireless. It provides more safety control and convenience for the employees in scene operation.

该设备将射频无线模块与单片机系统相结合，实现了数据测试、保存、远距离传送一体化，不仅能够快速直观的测试并显示出雷管的阻值，而且能及时地将测试数据以无线的方式传送给监控中心的PC机，由PC机进行数据的显示和识别，成功地实现了爆破现场雷管电阻测试数据的无线处理，为现场作业提供了更为可靠的安全保障，并极大地便利了工作人员的现场作业。

A 0~5GHz single-pole double-throw switching circuit using lateral metal-contacting MEMS switches is demonstrated.

介绍了一种基于横向金属接触的DC-5GHz单刀双掷RF MEMS开关的研究与设计。

Allow to display the RF output signal presence and the amplifier alarm state.

也允许显示射频输出信号的存在，及放大器警报状态。

These connectors are a kind of low to medium power connectors, with screw coupling mechanism, are widely used connect of the RF coaxial-cable in electronic equipment and instruments, and can be interchangeable with the same-type connectors of abroad.

该系列产品广泛应用于中小功率的无线电设备和仪器中。能与国外同类产品互配。

Chromium ore samples were fused by alkali and then leached out by hydrochloric acid. After the analytical lines of the elements were selected, the conditions of sample uptake, carrier gas flow, cooling gas flow and RF power were optimized with the system of SeaSpray nebulizer and cyclone spray chamber, based on the principle of best signal stability. The determination of chromium, aluminum, iron, magnesium and silicon in chromium ores was fulfilled.

铬矿石样品经碱熔融和盐酸浸取后，选用SeaSpray雾化器和旋流雾室，选定了待测元素的分析线，以信号的稳定性为原则，优化了样品提升量、载气流量、冷却气流量和入射功率，实现了电感耦合等离子体原子发射光谱法对铬矿石中铬、铝、铁、镁和硅等主量成分的测定。

N2 gas molecules RF Glow Discharge in GaN, new materials such as synthetic surface and the metal nitride technology and other fields has been widely used.

N2气体分子射频辉光放电在GaN，等新型材料合成以及金属表面氮化技术等领域已得到了广泛的应用。

Polymer-based thin film transistors with poly(3-hexylthiophene)(P3HT) as semiconducting active layers were successfully fabricated on silicon substrates in air which was used as gate electrode, HfTiO film deposited by RF sputtering method was used as gate insulators, and gold metal was used as source and drain electrodes. The HfTiO surface was modified by using octadecyltrichlorosilane solution during fabrication process.

以高掺杂Si单晶片作为衬底且充当栅电极，采用磁控溅射法在硅片上沉积HfTiO薄膜作为栅介质层，聚三己基噻吩(P3HT)薄膜作为半导体活性层，金属Au作为源、漏电极，并采用十八烷基三氯硅烷对栅介质层表面修饰，在空气环境下成功地制备出聚合物薄膜晶体管。

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。