|
near equilibrium flow
|
接近于平衡的流动
|
|
near feasibility
|
近可行性
|
|
near feasible point
|
近可行点
|
|
near field
|
近场
|
|
near frozen flow
|
接近于冻结的流动
|
|
near infrared
|
近红外线
|
|
near infrared photoconductor
|
近红外光电导体，近红外光敏电阻
|
|
near infrared range
|
近红外
[NIR]
|
|
near infrared range remote sensing
|
近红外遥感
|
|
near infrared region
|
近红外区
|
|
near optimization
|
近
(似最
)优
|
|
near optimum solution
|
近优解
|
|
near polar sun synchronous orbit
|
近极地
(准极地
)太阳同步轨道
|
|
near sonic
|
近音速，跨音速
|
|
near sonic drag
|
近音速阻力，跨音速阻力
|
|
near sonic flow
|
近音速流，跨音速流
|
|
near steady flow
|
接近于稳定的流动
|
|
near ultra violet
|
近紫外
|
|
near ultra-violet radiation
|
近紫外辐射
|
|
near ultra-violet rays
|
近紫外线
|
|
near zero release
|
近零排放，几乎不排放
(废物
)
|
|
near-earth orbit
|
近地轨道
|
|
near-earth satellite
|
近地卫星
|
|
near-end crosstalk
|
近端串话，近端串音
|
|
near-monochromatic radiation
|
近单色辐射
|
|
near-optimality
|
近优性
|
|
near-sonic speed
|
近音速，跨音速
|
|
nearest
|
最近点 最近点
|
|
nearest approach
|
最近的逼近
|
|
nearest neighbour classification
|
最近邻域分类
|
|
nearest-neighbor
|
最近邻
|
|
nearly empty band
|
近空
(能
)带
|
|
nearly free electron approximation
|
近似自由电子近似法
|
|
nearly full band
|
近满
(能
)带
|
|
nearly optimal control
|
近似最佳控制，次最佳控制
|
|
nearside
|
近路边侧
|
|
nearsphere powder
|
亚球状粉
|
|
neat
|
纯
(净
)的
|
|
neat gas
|
净化气体
|
|
neatsfoot oil
|
牛蹄油
|
|
nebulization
|
喷雾作用，雾化
|
|
nebulizer
|
喷雾器，雾化器
|
|
necessary and sufficient condition
|
充要条件
|
|
necessary bandwidth
|
必需带宽
|
|
necessary condition
|
必要条件
|
|
necessary condition for optimal plan
|
最优方案的必要条件
|
|
neck
|
①颈，轴颈②颈状部分③颈口④辊颈
|
|
neck bash
|
内衬套
|
|
neck break
|
辊颈折断
|
|
neck brick
|
斜面砖，锁砖
|
|
neck formation
|
缩颈形成
|
|
neck in cold drawing
|
冷拉缩颈
|
|
neck insert
|
颈口嵌件
|
|
neck resistance
|
缩颈抗力
|
|
neck-down
|
缩颈，局部缩细成颈状
|
|
neck-down core
|
易割冒口片
|
|
neck-down riser
|
易割冒口
|
|
neck-free deformation
|
无缩颈变形
|
|
neck-in
|
①缩进，向内弯曲
(边
)②缩颈
|
|
neck-out
|
向外弯曲
|
|
necked and rough turned roll
|
全加工轧辊
|
|
necked grain
|
缩颈晶粒
|
|
necked out
|
向外弯曲
(边
)，扩径，外翻边
|
|
necked roll
|
光制辊颈轧辊
|
|
necked volume
|
压下量
|
|
necked-down riser
|
易割冒口
|
|
necking
|
细颈，断面收缩，缩颈，细颈现象
|
|
necking effect
|
缩颈效应，横向收缩
(轧件的
)
|
|
necking in operation
|
割缺口
|
|
necking in tension
|
拉伸缩颈，颈缩
|
|
necking journal
|
轴颈
|
|
necking journal bearing
|
轴颈轴承
|
|
necking phenomenon
|
缩颈现象
|
|
necking point
|
缩颈点
|
|
necking strain
|
缩颈应变
|
|
necking tool
|
开槽刀
|
|
necking-down
|
缩颈，断面收缩，缩口
|
|
necking-down action
|
缩颈作用，断面收缩作用
|
|
needle
|
①针，指针②针状结晶③针状物④唱针
|
|
needle accelerating pump
|
加速泵针
|
|
needle beam
|
①枕梁，扁担梁②横枕木，枕木
|
|
needle bearing
|
滚针轴承
|
|
needle bearings
|
滚针轴承
|
|
needle crystal
|
针状结晶
|
|
needle file
|
针锉
|
|
needle fracture
|
针状断口
|
|
needle gap
|
针隙
|
|
needle grinding machine
|
模孔针磨机
|
|
needle jet
|
针阀调节喷嘴
|
|
needle loom
|
针织机
|
|
needle lubrication
|
针孔润滑法
|
|
needle machine
|
针刺机
|
|
needle nozzle
|
针式喷管
|
|
needle oil
|
针润滑油
|
|
needle pick-up
|
针拾声器
|
|
needle pointer
|
指针
|
|
needle powder
|
针状粉末
|
|
needle punch
|
细针状凸模
|
|
needle roller
|
滚针
|
|
needle roller bearing
|
滚针轴承，滚针
|
|
needle steel
|
针状组织钢
|
|
needle stem
|
针阀杆
|
|
needle test point
|
针状测试点
|
|
needle thermocouple
|
针式热电偶
|
|
needle type valve
|
针形阀
|
|
needle valve
|
针阀
|
|
needle wire
|
制针用钢丝
|
|
needle-like
|
针状的
|
|
needle-like bainite
|
针状贝氏体
|
|
needle-like phase
|
针状相
|
|
needle-like precipitate
|
针状析出
|
|
needle-like structure
|
针状组织
|
|
needle-shaped
|
针状的
|
|
needle-shaped blowhole
|
针状气孔
|
|
needle-shaped crystal
|
针状晶体
|
|
needle-type martensite
|
针状马氏体
|
|
needling agent
|
针状组织促进剂
|
|
negate
|
求反，取否定，“非”
|
|
negate instruction
|
求反指令
|
|
negate routine
|
求反程序
|
|
negater
|
“非”门
|
|
negation
|
否定，“非”
|
|
negation element
|
“非”组件
|
|
negative
|
①负的，阴性的，反面的②负片，照片底片，负数，负片，“非”，负电
|
|
negative AND gate
|
“与非”门
|
|
negative OR circuit
|
负“或”电路
|
|
negative OR gate
|