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href="http://www.jsu.cetin.net.cn/nriet/ldch/O.htm">O</A>,<A
href="http://www.jsu.cetin.net.cn/nriet/ldch/P.htm">P</A>,<A
href="http://www.jsu.cetin.net.cn/nriet/ldch/Q.htm">Q</A>,<A
href="http://www.jsu.cetin.net.cn/nriet/ldch/R.htm">R</A><BR><A
href="http://www.jsu.cetin.net.cn/nriet/ldch/S.htm">S</A>,<A
href="http://www.jsu.cetin.net.cn/nriet/ldch/T.htm">T</A>,<A
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href="http://www.jsu.cetin.net.cn/nriet/ldch/X.htm">X</A>,<A
href="http://www.jsu.cetin.net.cn/nriet/ldch/Y.htm">Y</A>,<A
href="http://www.jsu.cetin.net.cn/nriet/ldch/Z.htm">Z</A> </DIV>
<TABLE style="FONT-SIZE: 14px; FONT-FAMILY: 宋体" borderColor=lemonchiffon
cellSpacing=0 cellPadding=3 width=594 bgColor=lightsteelblue border=1>
<TBODY>
<TR>
<TD>537</TD>
<TD>F型显示器(角度差显示器)</TD>
<TD>F scope(angle error indicator)</TD></TR>
<TR>
<TD>538</TD>
<TD>屏蔽系数(屏蔽隔离度)</TD>
<TD>Factor of shielding(shielding strength)</TD></TR>
<TR>
<TD>539</TD>
<TD>虚警概率</TD>
<TD>False alarm time</TD></TR>
<TR>
<TD>540</TD>
<TD>扇形波束天线</TD>
<TD>Fan-beam antenna</TD></TR>
<TR>
<TD>541</TD>
<TD>法拉第旋转式环行器</TD>
<TD>Faraday rotation circulator</TD></TR>
<TR>
<TD>542</TD>
<TD>法拉第旋转效应隔离器</TD>
<TD>Faraday rotation isolator</TD></TR>
<TR>
<TD>543</TD>
<TD>远场区(佛累和费区)</TD>
<TD>Far-field region (Frouhofer region)</TD></TR>
<TR>
<TD>544</TD>
<TD>远场区方向图</TD>
<TD>Far-field region pattern</TD></TR>
<TR>
<TD>545</TD>
<TD>快速付里叶变换</TD>
<TD>Fast Fourier transform</TD></TR>
<TR>
<TD>546</TD>
<TD>快时间常数电路</TD>
<TD>Fast time constant circuit (FTC)</TD></TR>
<TR>
<TD>547</TD>
<TD>馈电器</TD>
<TD>feed</TD></TR>
<TR>
<TD>548</TD>
<TD>馈线</TD>
<TD>Feed line</TD></TR>
<TR>
<TD>549</TD>
<TD>馈电网络</TD>
<TD>Feed network</TD></TR>
<TR>
<TD>550</TD>
<TD>相控阵馈电网络</TD>
<TD>Feed networks for phased array</TD></TR>
<TR>
<TD>551</TD>
<TD>反馈</TD>
<TD>Feedback</TD></TR>
<TR>
<TD>552</TD>
<TD>前馈</TD>
<TD>Feedforward</TD></TR>
<TR>
<TD>553</TD>
<TD>篱笆</TD>
<TD>Fence</TD></TR>
<TR>
<TD>554</TD>
<TD>铁氧体天线收发开关</TD>
<TD>Ferrite duplexer</TD></TR>
<TR>
<TD>555</TD>
<TD>铁氧体移相器</TD>
<TD>Ferrite phase shifter</TD></TR>
<TR>
<TD>556</TD>
<TD>铁氧体开关</TD>
<TD>Ferrite switch</TD></TR>
<TR>
<TD>557</TD>
<TD>导光纤维管</TD>
<TD>Fibre-optic CRT</TD></TR>
<TR>
<TD>558</TD>
<TD>激磁控制</TD>
<TD>Field control</TD></TR>
<TR>
<TD>559</TD>
<TD>外场试验(现场试验)</TD>
<TD>Field test</TD></TR>
<TR>
<TD>560</TD>
<TD>场移式隔离器</TD>
<TD>Field-displacement isolator</TD></TR>
<TR>
<TD>561</TD>
<TD>滤波器</TD>
<TD>Filter</TD></TR>
<TR>
<TD>562</TD>
<TD>滤波</TD>
<TD>Filter</TD></TR>
<TR>
<TD>563</TD>
<TD>火控雷达</TD>
<TD>Fire control radar</TD></TR>
<TR>
<TD>564</TD>
<TD>一阶微分环节</TD>
<TD>First derivative element</TD></TR>
<TR>
<TD>565</TD>
<TD>一阶无差系统</TD>
<TD>First order astatic system</TD></TR>
<TR>
<TD>566</TD>
<TD>五喇叭馈电器</TD>
<TD>Five-horn feed</TD></TR>
<TR>
<TD>567</TD>
<TD>固定式偏转线圈</TD>
<TD>Fixed deflection coil</TD></TR>
<TR>
<TD>568</TD>
<TD>固定雷达</TD>
<TD>Fixed radar</TD></TR>
<TR>
<TD>569</TD>
<TD>固定目标检查</TD>
<TD>Fixed-object check</TD></TR>
<TR>
<TD>570</TD>
<TD>平头缝隙天线</TD>
<TD>Flat headed antenna</TD></TR>
<TR>
<TD>571</TD>
<TD>软同轴线</TD>
<TD>Flexible coaxial line</TD></TR>
<TR>
<TD>572</TD>
<TD>软反馈</TD>
<TD>Flexible feedback</TD></TR>
<TR>
<TD>573</TD>
<TD>软波导</TD>
<TD>Flexible waveguide</TD></TR>
<TR>
<TD>574</TD>
<TD>飞行试验</TD>
<TD>Flight calibration</TD></TR>
<TR>
<TD>575</TD>
<TD>浮动极调制器(调制阳极脉冲调制器)</TD>
<TD>Floating desk modulator (modulating anode pulse modulator)</TD></TR>
<TR>
<TD>576</TD>
<TD>溢流阀</TD>
<TD>Flood valve</TD></TR>
<TR>
<TD>577</TD>
<TD>流量控保电路</TD>
<TD>Flow control protection circuit</TD></TR>
<TR>
<TD>578</TD>
<TD>流量控制阀</TD>
<TD>Flowrate-control valve</TD></TR>
<TR>
<TD>579</TD>
<TD>调频干扰</TD>
<TD>FM jamming</TD></TR>
<TR>
<TD>580</TD>
<TD>泡沫天线罩</TD>
<TD>Foamradome</TD></TR>
<TR>
<TD>581</TD>
<TD>聚焦</TD>
<TD>Focus</TD></TR>
<TR>
<TD>582</TD>
<TD>聚焦线圈</TD>
<TD>Focus coil</TD></TR>
<TR>
<TD>583</TD>
<TD>焦距</TD>
<TD>Focus distance</TD></TR>
<TR>
<TD>584</TD>
<TD>焦点(线)</TD>
<TD>Focus(focal line)</TD></TR>
<TR>
<TD>585</TD>
<TD>散焦</TD>
<TD>Focus-out</TD></TR>
<TR>
<TD>586</TD>
<TD>折合振子</TD>
<TD>Folded dipole</TD></TR>
<TR>
<TD>587</TD>
<TD>强迫通风</TD>
<TD>Forced ventilation</TD></TR>
<TR>
<TD>588</TD>
<TD>前向波管</TD>
<TD>Forward wave tube</TD></TR>
<TR>
<TD>589</TD>
<TD>四点接触向心推力轴承</TD>
<TD>Four point contract center-oriented thrust ball bearing</TD></TR>
<TR>
<TD>590</TD>
<TD>四轴稳定系统</TD>
<TD>Four-axial stable system</TD></TR>
<TR>
<TD>591</TD>
<TD>四喇叭馈电器</TD>
<TD>Four-horn feed</TD></TR>
<TR>
<TD>592</TD>
<TD>骨架</TD>
<TD>Frame</TD></TR>
<TR>
<TD>593</TD>
<TD>自由空间波长</TD>
<TD>Free space wavelength</TD></TR>
<TR>
<TD>594</TD>
<TD>自由空间衰减</TD>
<TD>Free-space attenuation</TD></TR>
<TR>
<TD>595</TD>
<TD>频率捷变雷达</TD>
<TD>Frequency agile radar</TD></TR>
<TR>
<TD>596</TD>
<TD>频率捷变</TD>
<TD>Frequency agility</TD></TR>
<TR>
<TD>597</TD>
<TD>频率特性</TD>
<TD>Frequency characteristic</TD></TR>
<TR>
<TD>598</TD>
<TD>频率去相关</TD>
<TD>Frequency decorrelation</TD></TR>
<TR>
<TD>599</TD>
<TD>频率鉴别</TD>
<TD>Frequency discrimination</TD></TR>
<TR>
<TD>600</TD>
<TD>鉴频系数</TD>
<TD>Frequency discrimination figure</TD></TR>
<TR>
<TD>601</TD>
<TD>鉴频器幅度对称性</TD>
<TD>Frequency discriminator amplitude frequency symmetry</TD></TR>
<TR>
<TD>602</TD>
<TD>鉴频器交界频率</TD>
<TD>Frequency discriminator cross-over frequency</TD></TR>
<TR>
<TD>603</TD>
<TD>鉴频器失真度</TD>
<TD>Frequency discriminator degree of frequency distortion</TD></TR>
<TR>
<TD>604</TD>
<TD>鉴频器频率对称性</TD>
<TD>Frequency discriminator frequency symmetry</TD></TR>
<TR>
<TD>605</TD>
<TD>鉴频器通频带</TD>
<TD>Frequency discriminator pass band</TD></TR>
<TR>
<TD>606</TD>
<TD>频率分集雷达</TD>
<TD>Frequency diversity radar</TD></TR>
<TR>
<TD>607</TD>
<TD>跳频</TD>
<TD>Frequency hopping</TD></TR>
<TR>
<TD>608</TD>
<TD>调频雷达发射机</TD>
<TD>Frequency modulation radar transmitter</TD></TR>
<TR>
<TD>609</TD>
<TD>倍频本地振荡器</TD>
<TD>Frequency multiplication local oscillator</TD></TR>
<TR>
<TD>610</TD>
<TD>频率预选</TD>
<TD>Frequency pre-selection</TD></TR>
<TR>
<TD>611</TD>
<TD>频率牵引系数</TD>
<TD>Frequency pulling figure</TD></TR>
<TR>
<TD>612</TD>
<TD>频率范围(带宽)</TD>
<TD>Frequency range (band width)</TD></TR>
<TR>
<TD>613</TD>
<TD>频率选择抗干扰技术</TD>
<TD>Frequency selection anti-jamming technique</TD></TR>
<TR>
<TD>614</TD>
<TD>频率灵敏度</TD>
<TD>Frequency sensitivity</TD></TR>
<TR>
<TD>615</TD>
<TD>频率瞄准误差</TD>
<TD>Frequency spot error</TD></TR>
<TR>
<TD>616</TD>
<TD>频率稳定度</TD>
<TD>Frequency stability</TD></TR>
<TR>
<TD>617</TD>
<TD>频率综合器</TD>
<TD>Frequency synthesizer</TD></TR>
<TR>
<TD>618</TD>
<TD>频率捷变本地振荡器</TD>
<TD>Frequency-agile local oscillator</TD></TR>
<TR>
<TD>619</TD>
<TD>频率捷变信号</TD>
<TD>Frequency-agile signal</TD></TR>
<TR>
<TD>620</TD>
<TD>频率编码脉冲压缩</TD>
<TD>Frequency-coded pulse compression</TD></TR>
<TR>
<TD>621</TD>
<TD>调频雷达</TD>
<TD>Frequency-modulated radar</TD></TR>
<TR>
<TD>622</TD>
<TD>调频雷达接收机</TD>
<TD>Frequency-modulated radar receiver</TD></TR>
<TR>
<TD>623</TD>
<TD>调频信号</TD>
<TD>Frequency-modulated signal</TD></TR>
<TR>
<TD>624</TD>
<TD>频率扫描天线</TD>
<TD>Frequency-scanned antenna</TD></TR>
<TR>
<TD>625</TD>
<TD>扫频本地振荡器</TD>
<TD>Frequency-scanned local oscillator</TD></TR>
<TR>
<TD>626</TD>
<TD>频率扫描雷达</TD>
<TD>Frequency-scanned radar</TD></TR>
<TR>
<TD>627</TD>
<TD>菲涅尔区</TD>
<TD>Fresnel region</TD></TR>
<TR>
<TD>628</TD>
<TD>菲涅尔区方向图</TD>
<TD>Fresnel region pattern</TD></TR>
<TR>
<TD>629</TD>
<TD>摩擦起伏</TD>
<TD>Friction fluctuation</TD></TR>
<TR>
<TD>630</TD>
<TD>主模</TD>
<TD>Fundamental mode</TD></TR>
<TR>
<TD>631</TD>
<TD>引信干扰</TD>
<TD>Fuse jamming</TD></TR></TBODY></TABLE></BODY></HTML>
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