低压的

In addition, the research and application of low pressure casting technology in copper alloys and ferrous metals are described emphatically.

重点叙述了低压铸造技术在铜合金及黑色金属领域的研究应用状况，并展望了低压铸造技术在未来的发展趋势。

This paper discusses the status of low-pressure pipeline irrigation technology related to the concept and main content .

本文针对这一现状介绍了低压管道灌溉技术的相关概念和主要内容，并以山西省阳高县大白登镇基本农田整理项目为例，详细介绍并分析了在土地整理项目中低压管道灌溉系统的规划设计方法以及相关水力计算。

Methods The UV luminometer was used to measure the relative intensity of UVB and UVC after irradiation of 2 low pressure mercury lamps on 11 kinds of external used medicines and 2 kinds of cosmetics.

为此，我们对11种常用药和2种化妆品对紫外线照射强度的影响程度进行了测试，报道如下。材料和方法紫外线治疗仪采用北京产手提式ZYY-8型15 W低压汞灯和手提式JY-3型20 W低压汞灯，该两种灯辐射254～313 nm的中短波紫外线。

In this paper, typical physical topology and its characteristics of low-voltage network are analyzed in detail, topology model of power line communication over low-voltage network is given for simulation, and the means based on Ant Colony Optimization is put forward, which is used to construct the power line communication networks without any available information of power line wiring in a building On the basis of these, the effect and anti-destruction means are analyzed and tested by emulating experiments.

该文详细地分析了典型低压配电网物理拓扑结构和特点，给出了低压配电网通信仿真拓扑模型，提出了一种适用于未知建筑物电力线拓扑结构条件下的蚁群电力线组网方法；在此基础上，通过仿真试验验证了该组网路由算法的有效性和抗毁性。

The wave length of the twin line of sodium atomic spectra is observed directly with WDMI grating monochromator.

0引言低压钠灯是实验室常用的单色光源，对低压钠灯谱线的分析，已有许多相关研究。

The numerical simulations reproduce fully the evolution characteristics of SW from monotone increasing to monotone decreasing.

分析表明这个中层涡旋实际上是中层大气里一个中尺度闭合低压造成的，这个闭合低压是由高空槽加深发展而来的。

Meanwhile ,this paper analyzed separately the relations between Atlantic high pressure,Ice landic low pressure and our country's climate.Results showed that winter tempera ture in our country was correlative with Atlantic high pressurepresented basical ly, but counter-correlative with Icelandic l...

同时，还分析了大西洋高压和冰岛低压与我国气候的关系，发现大西洋高压与我国冬季气温基本呈正相关，而冰岛低压与我国气温大致呈反相关，但均没有显著影响，所以两者都不是影响我国气候变化的重要天气系统。

No high-pressure or low-pressure Among 5-10 meter area telegraph pole (10m low-pressure, 10m high-pressure).

3.5.3.2 塔机的臂长范围以外的 5-10 米不应有高，低压电线杆(低压 5 米，高压 10 米)。

AC system operating voltages from 120 to 600 VAC.

低压交流电系统中从120到600 VAC的电压称为低压。

EL products developed by a series of high-pressure-resistant, low-voltage high-frequency series, low-frequency series of low pressure, long-life series, can be made into any size and graphics, can be bent, paste and hoisted for the PDA, LCD, remote control, computer, Cell phones, payphones, instruments, watches and clocks, watches backlight, but also made instructions and traffic alerts, fire logo, advertising and decoration, and so on.

公司开发的EL产品有耐高压系列、低压高频系列、低压低频系列、长寿命系列，可制作成任何尺寸和图形，可弯曲、粘贴和悬挂，用于PDA、LCD、摇控器、电脑、手机、电话机、仪器仪表、钟表、手表背光，还可制成交通指示和警示、消防标识、广告、装饰等等。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。