SPF isn't like a sunscreen power level, but rather what determines how long the sunscreen will last before you need to reapply it.
SPF并不说明防晒功效的等级，而是决定涂一次的防晒效果能维持多久。
The end result should be converted to sound power level.
最终结果均应折算至声功率级。
Sometimes we use it to describe the relative power level between things.
有些时候我们用以描述不同东西的相对强度。
Measurement and calculation of sound pressure level and sound power level.
声压级及声功率级的测量和计算。
The measure sub-element , the phase-comparator , and the power level are introduced.
对检测环节、鉴相器、功率级做了介绍；
A gain control mechanism allows for accurate adjustment of the output transmit power level.
增益控制机构允许对输出发射功率电平的精确调整。
Integrated circuit that contains power functions. Often the power level is defined arbitrarily.
具有功率功能的集成电路，功率电平是随意定义的。
Maximum power level Known: a psychic rogue begins play with the ability to learn 1st-level powers.
最高可知能级：游戏开始时灵能游荡者具有学习1级异能的能力。
One of the modes may be selected based on output power level of a transmitter co-located with the SPS receiver.
可基于与SPS接收机共处一地的发射机的输出功率电平来选择这些模式之一。
A second (e. g., high linearity) mode may be selected if the transmitter output power level is above the switch point.
如果发射机输出功率电平高于切换点则可选择第二(例如，高线性度)模式。
The invention relates to a method for power level control of a display device and an apparatus for carrying out the method.
本发明涉及一种用于显示设备的功率电平控制的方法，以及执行该方法的装置。
The results show that a maximum radiation is achieved at suitable gas ratio and pressure under a constant input power level.
结果表明，在一定放电功率下，合适的气体配比和气压能产生峰值辐射。
Impulse sound pressure level and sound power level and sound power increase along with the increasing of detonation frequency.
脉冲声压级、声功率级、声功率随爆震频率的提高而提高。
By using of effective mobility power flow method, vibration level and radiated power level of a element cylindrical shell are studied.
利用有效导纳功率流法研究了基本圆柱壳体的表面振级和声辐射功率级。
The intrinsic relation between the pneumatic parameter, structural parameter and acoustic power level for centrifugal compressor is given.
给出了离心压缩机气动参数和结构参数与声功率级之间的内在关系。
The feasibility of using a rotating spark gap as the high power high voltage switch is verified at twelve-kilowatt average output power level.
证实了在万瓦级高平均输出功率水平下采用旋转火花隙作为大功率高压开关的可行性。
Hence we will require some form of power Amplifier (PA) to "boost" the signal power level from the source and make it big enough to play the music.
因此，我们需要某些形式的功率放大器(PA)来提高来自信号源的信号功率，使其足以播放音乐。
In one design, a first (e. g., lower power) mode may be selected for the SPS receiver if the transmitter output power level is below a switch point.
在一种设计中，如果发射机输出功率电平低于切换点则可为SPS接收机选择第一(例如，低功率)模式。
Finally, scheduling and precautions for verification tests of the calibration pressure of main steam safety valve under 83 % FP power level are given.
最后，给出在83 %FP以下的功率运行下进行主蒸汽安全阀定值校验试验的窗口安排与注意事项。
These products are ideally suited for use in wireless infrastructure, for both Receive Signal Strength Indication (RSSI) and transmit power level detection.
这些产品非常适合用于无线基础设施，进行接收信号强度指示(RSSI)和发射功率水平检测。
It has been shown, that the slab geometry solid-state lasers offer the possibility of achieving the kilowatt power level as well as having good beam quality.
分析表明，板条状几何结构固体激光器提供了达到千瓦级功率水平同时又保持良好光束质量的可能性。
With the measurement of average sound pressure level and sound power level, the noise reduction result of the oil pan made by sandwich steel plate was proved.
通过平均声压级和声功率级的测试验证了复合钢板试制的油底壳的降噪效果。
In some embodiments, the power of at least one of the optical data signals and the Raman optical pumping signal is reduced to an eye-safe optical power level.
在一些实施例中，光数据信号和拉曼光泵浦信号中的至少一个的功率被降低到安全标准的光功率级。
More particularly, the number of sustain pulses within the video frame and selected by the power level mode is modified as a function of the input frame frequency.
更具体地，按照输入帧频率的函数来修改视频帧内的维持脉冲数。
An apparatus and method for detecting an output power level of an optical receiver, in order to hold output signal levels constant over changing input optical levels.
为了在变化的输入光电平上保持输出信号电平恒定，用于检测光接收机的输出功率电平的设备和方法。
The improved power output control circuit includes a detector circuit for rectifying an input signal to produce a DC output representing power level of the input signal.
该改进的功率输出控制电路包括检波器电路，用于将输入信号整流产生代表输入信号功率电平的DC输出。
An output of the amplifier is applied to a signal detector, wherein an output signal of the signal detector is an indication of an output power level of the optical receiver.
放大器的输出施加到信号检测器，其中信号检测器的输出信号是光接收机的输出功率电平的指示。
A central controller of the WLAN generates a schedule for transmission at different power levels, and each access point varies its transmission power level based on the schedule.
所述WLAN的中央控制器生成针对在不同功率级下进行传送的调度表，并且每一个接入点基于该调度表改变其传传输功率级。
A novelty space vector pulse width modulation (SVPWM) technique for the two-phase inverter-fed asynchronous motors system is proposed, which can be widely used in the low or middle power level field.
研究了二相逆变器-异步电动机系统的空间矢量脉宽调制(SVPWM)控制技术。
A novelty space vector pulse width modulation (SVPWM) technique for the two-phase inverter-fed asynchronous motors system is proposed, which can be widely used in the low or middle power level field.
研究了二相逆变器-异步电动机系统的空间矢量脉宽调制(SVPWM)控制技术。
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