Aerospace series-Elements of electrical and optical connection-Test methods-Part 701 : electrical elements-Measurement of open circuit impedance of couplers.

航空航天系列.电气及光学连接件.试验方法.第701部分:电气件.耦合器开路阻抗的测量

属类：行业标准名称-国际标准-NF L54-002-157-2002

Aerospace series-Elements of electrical and optical connection-Test methods-Part 705 : electrical elements-Measurement of stub input impedance of couplers.

航空航天系列.电气及光学连接件.试验方法.第705部分:电气件.耦合器的短线输入阻抗测量

属类：行业标准名称-国际标准-NF L54-002-161-2002

Aerospace series-Elements of electrical and optical connection-Test methods-Part 707 : electrical elements-Measurement of characteristic impedance of a bus or a stub terminator.

航空航天系列.电气及光学连接件.试验方法.第707部分:电气件.总线或短线端子的特征阻抗测量

属类：行业标准名称-国际标准-NF L54-002-163-2002

Aerospace series-Elements of electrical and optical connection-Test methods-Part 708 : electrical elements-Measurement of surface transfer impedance of couplers.

航空航天系列.电气及光学连接件.试验方法.第708部分:电气件.耦合器的表面传输阻抗测量

属类：行业标准名称-国际标准-NF L54-002-164-2002

Aerospace series-Cables, electrical, aircraft use-Test methods-Part 805 : characteristic impedance .

航空航天系列.飞行器用电缆.试验方法.第805部分:阻抗特性

属类：行业标准名称-国际标准-NF L52-250-805-2003

Aerospace series-Cables, electrical, aircraft use-Test methods-Part 807 : transfer impedance .

航空航天系列.飞行器用电缆.试验方法.第807部分:传输阻抗

属类：行业标准名称-国际标准-NF L52-250-807-2003

Aerospace series-Cables, electrical, aircraft use-Test methods-Characteristic impedance

航空航天系列.飞行器用电缆.试验方法.特性阻抗

属类：行业标准名称-国际标准-BS EN 3475-805-2002

Aerospace series-Cables, electrical, aircraft use-Test methods-Transfer impedance

航空航天系列.飞行器用电缆.试验方法.转移阻抗

属类：行业标准名称-国际标准-BS EN 3475-807-2002

Enumeration of presumptive Escherichia coli in live shellfish-Indirect technique using direct impedance measurement.

活贝类中大肠杆菌的推定计数.使用直接阻抗测量的间接技术

属类：行业标准名称-国际标准-NF V08-106-2002

Measuring methods and testing procedures for electromechanical components; test 23a: transfer impedance

机电结构件的测量和试验方法.试验23a.耦合电阻

属类：行业标准名称-国际标准-DIN 41640-54-1988

Mechanical vibration and shock-Free, mechanical impedance of the human hand-arm system at the driving point

机械振动和冲击.在操作点人手-臂体系的自由机械阻抗

属类：行业标准名称-国际标准-ISO 10068-1998

Mechanical vibration and shock-Free, mechanical impedance of the human hand-arm system at the driving point

机械振动与冲击 人体手臂系统驱动点的自由机械阻抗

属类：行业标准名称-ISO标准-

Glass in building-Glazing and airborne sound insulation-Measurement of the mechanical impedance of laminated glass

建筑物玻璃.门窗玻璃和空气声隔绝.多层玻璃机械阻抗的测量

属类：行业标准名称-ISO标准-

open-loop output impedance

开环输出阻抗

属类：综合句库-英汉综合-

open circuit driving-point impedance

开路策动点阻抗, 开路输入阻抗

属类：综合句库-英汉综合-

MEASUREMENT OF AIR HUMIDITY. IMPEDANCE VARIATION HYGROMETER (CAPACITIVE AND RESISTIVE).

空气湿度的测量.阻抗变化比重计(容性的和抵抗性的)

属类：行业标准名称-国际标准-NF X15-113-1997

mechanical impedance and mechanical admittance

力阻抗和力导纳

属类：综合句库--

Anodizing of aluminium and its alloys; Assessment of quality of sealed anodic oxide coatings by measurement of admittance or impedance

铝和铝合金的阳极氧化 用导纳或阻抗测量法评定阳极氧化膜的封孔质量

属类：行业标准名称-ISO标准-

Anodizing of aluminium and its alloys; Assessment of quality of sealed anodic oxide coatings by measurement of admittance or impedance

铝及其合金的阳极氧化.用测定导纳或阻抗评定封闭的阳极氧化镀层的质量

属类：行业标准名称-国际标准-ISO 2931-1983

Ohm's law may also be expressed in terms of the electromotive force E of an electric energy source, such as a battery, or E = IR. In an alternating-current circuit, when the combination of resistance and reactance, called impedance Z, is constant, Ohm's law is applicable and V/I = Z.

欧姆定律也可以用电源(如电池组)的电动势E来表示电压,例如,I=E/R;如交流电。电阻和电抗的组合作用称为电阻抗Z,欧姆定律是适用的。例如,V/I=Z。

属类：自然科学-物理-

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148,5 kHz-Part 7 : equipment impedance .

频率范围3kHz到148.5kHz的低压电力设备上的信号传送.第7部分:设备阻抗

属类：行业标准名称-国际标准-NF C90-201-7-2002

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148.5 kHz-Equipment impedance

频率范围3kHz到148.5kHz的低压电力设备上的信号传送.设备阻抗

属类：行业标准名称-国际标准-BS EN 50065-7-2002

Signalling on low-voltage electrical installations in the frequency range 3 kHz to 148.5 kHz-Low voltage decoupling filters-Impedance filter

频率范围为3kHz至148.5kHz的低压电气设备的信号传输.低压去耦滤波器.阻抗滤波器

属类：行业标准名称-国际标准-BS EN 50065-4-4-2003

The voltage on the healthy phases, during a single line-to-ground fault, will be closer to normal if the neutrals are solidly and directly grounded everywhere, without the insertion in the ground connection of any intentional impedance .

若中性点直接接地,且在接地联接中没有接入任何阻抗,当单相对地故障时,健全相上的电压就接近正常工作电压。

属类：工程技术-电力英语-

Methods of measurement of characteristic impedance for radio-frequency cables

射频电缆特性阻抗测量方法

属类：行业标准名称-国家标准名-GB/T4098.3-1983

Methods of measurement of impedance uniformity for radio-frequency cables

射频电缆阻抗均匀性测量方法

属类：行业标准名称-国家标准名-GB/T12792-1991

Radio-frequency connectors. Part 21 : two types of radio-frequency connectors with inner diameter of outer conductor 9,5 mm (0,374 in)with different versions of screw coupling. Characteristic impedance 50 ohms(types SC-A and SC-B).

射频连接器.第21部分:不同型式的外部导体内直径9.5mm(0.374英寸)的两种射频连接器(SC-A和SC-B型)

属类：行业标准名称-国际标准-NF C93-565-21-1998

Radio-frequency connectors-Part 31 : RF coaxial connectors with inner diameter of outer conductor 1,0 mm (0,039 in)with screw coupling-Characteristic impedance 50 ohms (type 1,0).

射频连接器.第31部分:外导体内径为1.0mm(0.039in)的螺纹连接射频同轴连接器.特性阻抗50欧姆(1.0型)

属类：行业标准名称-国际标准-NF C93-560-31-2001

Radio-frequency connectors-Part 31 : RF coaxial connectors with inner diameter of outer conductor 1,85 mm (0,072 in)with screw coupling-Characteristic impedance 50 ohms (type 1,85).

射频连接器.第31部分:外导体内径为1.85 mm(0.072 in)的螺纹连接射频同轴连接器.特性阻抗50欧姆

属类：行业标准名称-国际标准-NF C93-560-32-2001(1.85型)

Radio-frequency connectors. Part 36 : sectional specification for microminiature R.F. coaxial connectors with snap-on coupling. Characteristic impedance 50 ohms (type MCX).

射频连接器.第36部分:带有插入式连接器的微型r射频同轴连接件.特性阻抗50欧姆(MCX型)

属类：行业标准名称-国际标准-NF C93-560-36-1997