A guard was about to signal his train to start when he saw an attractive girl standing on the platform by an open door, talking to another pretty girl inside the carriage. 一位车上的列车员刚发出信号让火车启动,这时他看见一位很漂亮的姑娘站在站台上一节打开的车厢门旁边,跟车厢里另一位漂亮姑娘在说话。
The three-pole switch was originally used to switch a voltmeter guard along with the signal lines. 三刀开关最早用于切换伏特计保护及信号线路。
Design of Guard Circuit for High Impedance Weak Signal Measurement 高阻抗微弱信号测量的保护电路设计
Techniques, such as shield, Guard, self-oscillation's avoidance are applied to design the preamplifier, and picking-up the weak signal is realized. 应用屏蔽、Guard、避免自激等技术设计了前放电路,实现了微弱电流信号的提取。
Therefore under natural conditions, the endogenous extracellular CaM of guard cells might regulate stomatal movements as a primary messenger together with other signal molecules, and might be an important linkage between environmental stimuli and cell responses. 推测在自然情况下,保卫细胞内源胞外钙调素可能作为胞外第一信使和其它信号分子一起调节气孔的开关运动,而且可能在环境刺激与细胞响应之间起重要作用。
The first kind of the frame synchronization algorithm employs the correlation of the long PN sequence and the redundancy of the guard interval to produce the synchronization signal. 第一种帧同步算法直接利用了一个长PN序列产生相关并融合保护间隔的冗余特性获得同步信号。
In the algorithm the combined correlation detection method has been employed, where the autocorrelation of the superimposed training sequence with the power of 1.41% of the total transmitter power and the cycle characteristic of the guard interval are employed to produce the synchronization signal. 该算法利用叠加的训练帧的自相关性和保护间隔的循环特性获得同步信号,其中训练帧的能量仅为发射端总能量的1.41%。
Unique morphology character and physiology action of guard cell make it unique signal transduction tool that provide an elegant system to dissect an intricate network of signaling pathways, so there are increasingly concerns about NO and H_2O_2 is involved in signaling transduction of stomatal movement. 气孔由于其独特的形态结构和生理功能已成为研究植物细胞信号传导途径的模式材料,因而NO和H2O2在气孔运动中的信号转导作用也成为人们研究的热点。
A great deal of research results indicated that both exogenous and endogenous stimuli can stimulate the elevation of cytoplasmic Ca~ ( 2+) in guard cell, which will act as the second messenger in their signal transduction. 大量研究结果表明,无论是外源还是内源刺激信号,在保卫细胞中的转导过程几乎都是以Ca~(2+)作为第二信使。
Study and application of lightning guard for PC interlocking signal device at railway station 车站微机联锁信号设备防雷装置的研究与应用
Stomata open and close through turgor changes driven by massive ion fluxes, which occur mainly through the guard cell plasma membrane and tonoplast. The guard cell has become a model system for the study of signal transduction. 气孔的开和关主要是通过大量的离子流进出保卫细胞使其膨压改变而调节的,它已成为研究植物细胞信号转导的一种模式材料。
The advance on microfilament cytoskeleton in plant pollen tube and guard cells, and signal transduction involving in plant microfilament cytoskeleton were simply illustrated in this paper. 文章就植物花粉管、保卫细胞中微丝骨架以及微丝骨架与信号转导的一些研究进展作了简要介绍。
The Relationship of G Protein and H_2O_2 in Guard Cell Signal Transduction G蛋白和H2O2在保卫细胞信号转导中的关系
The multipath time delay is analyzed according to elastic wave transmitting track in the earth channel. And guard interval length and OFDM signal circle length are established to ensure the system transfer rate and spectrum availability ratio. 根据弹性波在大地信道中的传输路径,分析多径时延扩展,在保证系统传输速率和频带利用率的基础上,确定保护间隔长度、OFDM符号周期长度。
Guard cell is a good model system for research of plant cell signal transduction. 保卫细胞是研究植物细胞信号转导的良好模式系统。