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1　范圍

本標(biāo)準(zhǔn)界定了用于超聲無損檢測方法的術(shù)語，作為標(biāo)準(zhǔn)和一般使用的共同基礎(chǔ)。

2　一般術(shù)語

2.1　聲吸收　acoustical absorption

2.2　聲各向異性　acoustical anisotropy

2.3　聲阻抗　acoustical impedance

2.4　聲影　acoustic shadow

陰影區(qū)　shadow zone

2.5　衰減　attenuation

聲衰減　sound attenuation

2.6　聲衰減系數(shù)　attenuation coefficient

2.7　聲束軸線　beam axis

2.8　聲束邊緣　beam edge

2.9　聲束輪廓　beam profile

2.10　聲束擴(kuò)散　beam spread

2.11　分貝　decibel

db

2.12　不連續(xù)　discontinuity

2.13　邊緣效應(yīng)　edge effect

2.14　遠(yuǎn)場　far field

2.15　缺陷　flaw

　　　　defect

2.16　界面　interface

2.17　背反射損失　loss of back reflection

底波損失

2.18　近場　near field

菲涅耳區(qū)　fresnel zone

2.19　近場長度　near field length

2.20　近場點　near field point

2.21　傳播時間　propagation time

　　time of flight

　　聲時

2.22　反射系數(shù)　reflection coefficient

2.23　反射體　reflector

2.24　散射　scattering

2.25　聲場　sound field

2.26　聲速　sound velocity

傳播速度　velocity of propagation

2.27　檢測頻率　test frequency

2.28　超聲聲束　ultrasonic beam

聲束　sound beam

2.29　超聲波　ultrasonic wave

3　與“波"相關(guān)的術(shù)語

3.1　縱波　longitudinal wave

壓縮波　compressional wave

3.2　連續(xù)波　continuous wave

3.3　爬波　creeping wave

3.4　波型轉(zhuǎn)換　mode conversion

　 mode transfomation

　 wave conversion

3.5　板波　plate wave

蘭姆波　lamb wave

3.6　橫波　transverse wave

切變波　shear wave

3.7　球面波　spherical wave

3.8　表面波　surface wave

瑞利波　rayleigh wave

3.9　波前　wavefront

波陣面

3.10　波長　wavelength

3.11　波列　wave train

4　與“角"相關(guān)的術(shù)語

4.1　入射角　angle of incidence

4.2　反射角　angle of reflection

4.3　折射角　angle of refraction

4.4　臨界角　critical angle

4.5　擴(kuò)散角　divergence angle

指向角

5　與“脈沖和回波"相關(guān)的術(shù)語

5.1　背面回波　back wall echo

　 back surface echo

背反射　back reflection

底波　bottom echo

b

5.2　延遲回波　delayed echo

5.3　回波　echo

反射　reflection

5.4　缺陷回波　flaw echo

　 defect echo

f

不連續(xù)回波　discontinuity echo

d

5.5　幻影回波　ghost echo　

　 phantom echo　

　 wrap-around

5.6　草狀回波　grass

組織回波　structural echoes

5.7　界面回波　interface echo

5.8　多次回波　multiple echo

多次反射　multiple reflection

5.9　脈沖　pulse

5.10　側(cè)面回波　side wall echo

w

5.11　干擾回波　spurious echo

　　parasitic echo

5.12　界面波　surface echo

s

表面回波

5.13　發(fā)射脈沖指示　transmission pulse indication

t

始波

5.14　發(fā)射脈沖　transmitter pulse

6　與“探頭"相關(guān)的術(shù)語

6.1　斜射探頭　angle beam probe

angle beam search unit

斜探頭　angle probe

6.2　中心頻率　centre frequency

6.3　會聚距離　convergence distance

6.4　會聚區(qū)　convergence zone

會聚點　convergence point

6.5　延遲聲程　delay path

6.6　場深　depth of field

焦區(qū)長度　focal zone

focal range

6.7　雙換能器探頭　double transducer probe

雙晶探頭　twin transducer probe

雙探頭　dual search unit

6.8　有效換能器尺寸　effective transducer size

6.9　電磁聲換能器　electro-magnetic transducer

電動換能器　electrodynamic transducer

6.10　焦距　focal length

6.11　焦點　focal point

　　focus

6.12　聚焦探頭　focussing probe

6.13　液浸探頭　immersion probe

6.14　探頭標(biāo)稱角　nominal angle of probe

6.15　標(biāo)稱頻率　nominal frequency

6.16　標(biāo)稱換能器尺寸　nominal transducer size

換能器尺寸　transducer size

元件尺寸　element size

6.17　直探頭　normal probe

直射探頭　straight beam probe

　　straight beam search unit

6.18　峰值頻率　peak frequency

6.19　峰數(shù)　peak number

6.20　相控陣探頭　phased array probe

6.21　探頭　probe

　　search unit

6.22　探頭阻尼因子　probe damping factor

6.23　探頭入射點　probe index

6.24　探頭靴　probe shoe

6.25　屋頂角　roof angle

半頂角　toe-in-semi-angle

6.26　偏向角　squint angle

6.27　偏向角　squint angle

6.28　表面波探頭　surface wave probe

6.29　換能器　transducer

晶片　crystal

元件　element

6.30　換能器背襯　transducer backing

6.31　可變角探頭　variable angle probe

6.32　耐磨片　wear plate

　　　　　 diaphragm

6.33　斜楔　wedge

折射棱鏡　refracting prism

6.34　輪式探頭　wheel probe

　　wheel search unit

7　與“超聲檢測儀器"相關(guān)的術(shù)語

7.1　幅度線性　amplitude linearity

7.2　盲區(qū)　dead zone

7.3　延遲掃描　delayed time base sweep

零點校正　correction of zero point

7.4　動態(tài)范圍　dynamic range

7.5　電子距離-幅度補(bǔ)償　electronic distance-amplitude-compensation (edac)

7.6　時基線擴(kuò)展　expanded time-base sweep

　　scale expansion

7.7　缺陷檢測靈敏度　flaw (defect) detection sensitivity

7.8　增益控制　gain control

db 控制　db control

增益調(diào)節(jié)　gain adjustment

7.9　閘門　gate

時間閘門　time gate

7.10　閘門水平　gate level

閘門電平

監(jiān)視電平　monitor level

監(jiān)視水平

7.11　脈沖（回波）幅度　pulse (echo) amplitude

信號幅度　signal amplitude

7.12　脈沖能量　pulse energy

7.13　脈沖（回波）長度　pulse (echo) length

脈沖寬度

7.14　脈沖重復(fù)頻率　pulse repetition frequency

prf

脈沖重復(fù)率　pulse repetition rate

7.15　脈沖形狀　pulse shape

7.16　抑制　rejection

　　 supression

　　 reject

　　grass cutting

7.17　分辨力　resolution

7.18　時基線　time base

掃描線　sweep

7.19　時基線控制　time base control

掃描線控制　sweep control

7.20　時基線性　time base linearity

7.21　時基線范圍　time base range

檢測范圍　test range

7.22　超聲檢測設(shè)備　ultrasonic test equipment

7.23　超聲檢測儀　ultrasonic test instrument

8　與“試塊"相關(guān)的術(shù)語

8.1　校準(zhǔn)試塊　calibration block

標(biāo)準(zhǔn)試塊　standard test block

8.2　平底孔　flat bottom hole

fbh

圓盤缺陷　disc flaw

圓盤形反射體　disc shaped reflector

8.3　參考試塊　reference block

對比試塊　

8.4　參考缺陷　 reference flaw (defect)

參考反射體　reference　reflector

8.5　橫孔　side drilled hole

sdh

side cylindrical hole

9　與“檢測技術(shù)（方法）"相關(guān)的術(shù)語

9.1　斜射技術(shù)　angle beam technique

9.2　自動掃查　automatic scanning

9.3　接觸檢測技術(shù)　contact testing technique

9.4　直接掃查技術(shù)　direct scan technique

一次波技術(shù)　single traverse technique

9.5　雙探頭技術(shù)　double probe technique

一收一發(fā)技術(shù)　pitch and catch technique

9.6　二次波技術(shù)　double traverse technique

9.7　間隙檢測技術(shù)　gap testing technique

間隙掃描　gap scanning

9.8　液浸技術(shù)　immersion technique

液浸檢測　immersion testing

9.9　間接掃查技術(shù)　indirect scan technique

間接掃查　indirect scan

9.10　手動掃查　manual scanning

9.11　多次回波技術(shù)　multiple-echo technique

9.12　多次波技術(shù)　multiple traverse technique

9.13　直射技術(shù)　normal beam technique

　　straight beam technique

9.14　環(huán)繞掃查　orbital scanning

9.15　脈沖回波技術(shù)　pulse echo technique

脈沖反射技術(shù)　reflection (pulse) technique

9.16　掃查　scanning

9.17　單探頭技術(shù)　single probe technique

9.18　螺旋掃查　spiral scanning

9.19　旋轉(zhuǎn)掃查　swivel scanning

9.20　串列掃查技術(shù)　tandem (scanning) technique

9.21　衍射聲時技術(shù)　time-of-flight diffraction technique

tofd

9.22　穿透技術(shù)　transmission technique

9.23　回波技術(shù)　tip echo technique

衍射技術(shù)　tip diffraction technique

10　與“受檢件"相關(guān)的術(shù)語

10.1　背面　back wall

　　back surface

底面　bottom

10.2　聲束入射點　beam index

10.3　回波接收點　echo receiving point

10.4　探頭取向　probe orientation

10.5　掃查方向　scanning direction

10.6　檢測面　test surface

掃查面　scanning surface

10.7　受檢件　test ob-ject

　　examination ob-ject

10.8　檢測體積　test volume

　　examination volume

11　與“耦合"相關(guān)的術(shù)語

11.1　耦合劑　couplant

耦合介質(zhì)　coupling medium

耦合薄膜　coupling film

11.2　耦合損失　coupling losses

11.3　耦合劑聲程　couplant path

11.4　轉(zhuǎn)移修正　transfer correction

補(bǔ)償

傳輸修正

12　與“定位"相關(guān)的術(shù)語

12.1　缺陷深度　flaw depth

反射體深度　reflector depth

12.2　投影聲程長度　projected path length

12.3　跨距　skip distance

12.4　聲程長度　sound path length

13　與“評價方法"相關(guān)的術(shù)語

13.1　dac 法　dac method

13.2　dgs 圖　dgs diagram

avg 圖　avg diagram

13.3　dgs 法　dgs method

avg 法　avg method

13.4　距離幅度校正曲線　distance-amplitude correction curve

dac

13.5　參考試塊法　reference block method

13.6　– 6 db 法　– 6 db dr-op method

半波高度法　half-amplitude method

13.7　– 20 db 法　– 20 db dr-op method

14　與“顯示方法"相關(guān)的術(shù)語

14.1　a 掃描顯示　a-scan display

　　 a-scan presentation

14.2　b 掃描顯示　b-scan display

　　 b-scan presentation

14.3　c 掃描顯示　c-scan display

　　 c-scan presentation