nonlinear characteristics,非線性特性
nonlinear control system,非線性控制系統(tǒng)
nonlinear control system theory,非線性控制系統(tǒng)理論
nonlinear estimation,非線性估計
nonlinear model,非線性模型
nonlinear prediction,非線性預(yù)報
nonlinear programming,非線性規(guī)劃
nonlinear scale,非線性標(biāo)度
nonlinear system simulation,非線性系統(tǒng)仿真
nonlinear vibration,非線性振動
nonlinear viscous damping,非線性粘性阻尼
nonlinearity,非線性
nonmetallic material testing machine,非金屬材料試驗(yàn)機(jī)
nonreturn-to-zero (NRZ),不歸零制
normal barometer,標(biāo)準(zhǔn)氣壓表
normal beam technique,垂直法
normal beam testing,垂直法
normal calomel electrode,當(dāng)量甘汞電極
normal distribution,正態(tài)分布
normal flow rate,正常流量
normal modes,正態(tài)振型
normal operating conditions,正常工作條件
normal-phase liquid chromatography,正相液相色譜法
normal probe,直探頭
normal station,普通站
normal stress,正應(yīng)力
normal temperature strain gauge,常溫應(yīng)變計
normal thermometer,標(biāo)準(zhǔn)溫度表
normalization method,歸一法
normalization regulator,歸一化調(diào)節(jié)器
normalized impedance,歸一化阻抗
normalized mass spectrum,歸一化質(zhì)譜
normalized reactance,歸一化電抗
normalized resistance,歸一化電阻
normally closed solenoid valve,常關(guān)式電磁閥
normally open solenoid valve,常開式電磁閥
notch filter,節(jié)點(diǎn)濾波器
nozzle,噴嘴
100
n-th nodal unbalance,第n 階振型不平衡諧量
N-type oxide gas sensor,N 型氧化物氣敏元件
nuclear electric quadrupole moment resonance spectroscopy,核四極共振波譜法
Nuclear Instrument Module (NIM),核儀器模塊
nuclear magnetic double resonance,核磁雙共振（法）
nuclear magnetic resonance magnetometer,核磁共振磁強(qiáng)計
nuclear magnetic resonance spectroscopy;NMR spectroscopy,核磁共振波譜法
nuclear radiation thickness meter,核輻射厚度計
(nuclear)radiation transducer [sensor],（核）輻射式傳感器
nuclei counter,計核器
nude source,*式離子源
null measurement,指零測量
null method,零位法
null method of measurement,零位測量法；指零測量法；零差測量法
null reading method,零讀法
number of degrees of freedom,自由度數(shù)
number of effective plate,有效板數(shù)
number of theoretical plate,理論板數(shù)
numeric key,數(shù)字鍵
numerical aperture (NA),數(shù)值孔徑
numerical control,數(shù)值控制
numerical value (of a quantity),（量的）數(shù)值
nutating disc flowmeter,（章動）圓盤流量計
nutating flowmeter,章動流量計
nutrients,營養(yǎng)鹽
nutrients analyzer for seawater,海水營養(yǎng)鹽分析器
Nyquist plot,奈奎斯特圖
nonlinear control system,非線性控制系統(tǒng)
nonlinear control system theory,非線性控制系統(tǒng)理論
nonlinear estimation,非線性估計
nonlinear model,非線性模型
nonlinear prediction,非線性預(yù)報
nonlinear programming,非線性規(guī)劃
nonlinear scale,非線性標(biāo)度
nonlinear system simulation,非線性系統(tǒng)仿真
nonlinear vibration,非線性振動
nonlinear viscous damping,非線性粘性阻尼
nonlinearity,非線性
nonmetallic material testing machine,非金屬材料試驗(yàn)機(jī)
nonreturn-to-zero (NRZ),不歸零制
normal barometer,標(biāo)準(zhǔn)氣壓表
normal beam technique,垂直法
normal beam testing,垂直法
normal calomel electrode,當(dāng)量甘汞電極
normal distribution,正態(tài)分布
normal flow rate,正常流量
normal modes,正態(tài)振型
normal operating conditions,正常工作條件
normal-phase liquid chromatography,正相液相色譜法
normal probe,直探頭
normal station,普通站
normal stress,正應(yīng)力
normal temperature strain gauge,常溫應(yīng)變計
normal thermometer,標(biāo)準(zhǔn)溫度表
normalization method,歸一法
normalization regulator,歸一化調(diào)節(jié)器
normalized impedance,歸一化阻抗
normalized mass spectrum,歸一化質(zhì)譜
normalized reactance,歸一化電抗
normalized resistance,歸一化電阻
normally closed solenoid valve,常關(guān)式電磁閥
normally open solenoid valve,常開式電磁閥
notch filter,節(jié)點(diǎn)濾波器
nozzle,噴嘴
100
n-th nodal unbalance,第n 階振型不平衡諧量
N-type oxide gas sensor,N 型氧化物氣敏元件
nuclear electric quadrupole moment resonance spectroscopy,核四極共振波譜法
Nuclear Instrument Module (NIM),核儀器模塊
nuclear magnetic double resonance,核磁雙共振（法）
nuclear magnetic resonance magnetometer,核磁共振磁強(qiáng)計
nuclear magnetic resonance spectroscopy;NMR spectroscopy,核磁共振波譜法
nuclear radiation thickness meter,核輻射厚度計
(nuclear)radiation transducer [sensor],（核）輻射式傳感器
nuclei counter,計核器
nude source,*式離子源
null measurement,指零測量
null method,零位法
null method of measurement,零位測量法；指零測量法；零差測量法
null reading method,零讀法
number of degrees of freedom,自由度數(shù)
number of effective plate,有效板數(shù)
number of theoretical plate,理論板數(shù)
numeric key,數(shù)字鍵
numerical aperture (NA),數(shù)值孔徑
numerical control,數(shù)值控制
numerical value (of a quantity),（量的）數(shù)值
nutating disc flowmeter,（章動）圓盤流量計
nutating flowmeter,章動流量計
nutrients,營養(yǎng)鹽
nutrients analyzer for seawater,海水營養(yǎng)鹽分析器
Nyquist plot,奈奎斯特圖