查询词典 plasmas

The dispersion relations of superluminal waves for the longitudinal collective modes in unmagnetized, collisionless and homogeneous relativistic electron-positron plasmas are derived.

导出了无磁化无碰撞各向同性相对论正负电子对等离子体纵波的色散关系。

But because of the plasmas super high temperature, exceeding the melting point of most commonly metal and alloy greatly, the life problem of zincous should be regard as a great problem.

而无油点火技术中，前沿的课题就是等离子体点火技术，但由于等离子体温度极高，大大超过了一般金属及合金的熔点，那么阳极的寿命问题成为一大重点问题。

This is especially common in weakly ionized technological plasmas, where the ions are often near the ambient temperature .

这是特别常见的弱离子技术等离子，而离子往往是附近的环境温度。

If a powerful pulsed laser irradiates a solid target,the plasmas that is high temperature and high pressure is formed at a short time.

脉冲强激光辐照固体靶材时，会迅速地在靶材表面形成一个高温高压的等离子体区域。

Most artificial plasmas are generated by the application of electric and/or magnetic fields.

大多数人工等离子体所产生的应用电气和/或磁场。

M. More and the photon absorption coefficients of hydrogen-like ions, the mean ionization states and radiative opacities for medium and low Z plasmas have been calculated.

M。 More提出的改进型平均原子模型和类氢离子的光吸收系数，计算了中低Z元素等离子体的平均电离度及辐射不透明度。

The plasmas collectively oscillated under the effect of the sheath alternating-electric field, whose oscillation cycle is consistent with RF.

系统中的等离子体在鞘层交变电场的作用下在系统中集体振荡，振荡周期与射频频率相符。

May 6, 2009 Although LCD has been clearly outselling plasmas TVs in recent times, plasma still maintains a number of advantages over LCD, most notably in contrast ratio.

2009年5月6日：近段时间，尽管LCD电视的销售量已经明显超过了等离子电视，但是等离子技术仍就在某些方面比LCD有优势，其中最明显的就是对比率。

In order to working in multi-functions the ship always be provide with redundant main-engines, rudders, plasmas and double or more dynamotors. It is equipped with revolving orientat ion force equipments.

这种船舶除具有通常的航行运输功能外，还有拖拽平台，消防，救生，海上作业等特殊功能，这种船舶大多数都设置为双主机、双可调螺距浆、双舵、两个或两个以上的发电机、两台轴带发电机、并具有艏／艉推进器和旋转方位推进装置。

Silicon steel ; lamella ; hobs ; porder coating ; plasmas ; surfacing

硅钢；片层；滚刀；粉末涂料；等离子体；堆焊

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。