录音机

single-track magnetic system

单迹磁记录系统

single-tone keying 单音键控 | single-track magnetic system 单迹磁记录系统 | single-track recorder 单迹录音机

synchronous sequential system

同步时序系统

synchronous satellite 同步卫星 | synchronous sequential system 同步时序系统 | synchronous sound recorder 同步录音机

sound reflection factor

声反射因数

sound-recording apparatus ==> 录音机 | sound-reflection factor ==> 声反射因数 | sound-reinforcement system ==> 扩声系统

Tape Recorders and Player

录放音机

"Portable Radio-Cassette Recorder","手提卡式收录音机",192025 | "Tape Recorders and Player","录放音机 ",192026 | "Cassette Tape Recorder and Player","卡式录放音机 ",192027

One gold watch

一块金表 )

One small tape recorder. ( 一个小录音机 ) | One gold watch. ( 一块金表 ) | You ever stay at a fancy hotel,lj? ( 你有没有去过高级宾馆,lj? )

Face book

面对图书

Sound recorder录音机 | Face Book面对图书 | E-book reader电子图书阅读器

reel-fed rotary press

卷筒纸印刷机

reel wire 卷筒式电炉 | reel-fed rotary press 卷筒纸印刷机 | reel-to-reel tape recorder 盘式磁带录音机

taperecording

磁带录声 磁带录音 带记录

taperecorderhead 磁带录音机磁头 | taperecording 磁带录声 磁带录音 带记录 | taperecordingdensity 带记录密度 磁带记录密度

taperecording

磁带录音

taperecorder磁带录音机 | taperecording磁带录音 | taperule卷尺

crystal pickup

晶体拾音器

crystal microphone 晶体传声器 | crystal pickup 晶体拾音器 | CTR 盒式磁带录音机

Hilt's law：希尔特煤品级定律

"hillside quarry","山坡石矿" | "Hilt's law","希尔特煤品级定律" | "hindered settling","阻流沈降"

Shaanxi Sunland Automatic Control Co.,Ltd：陕西神洲自动控制有限公司

SHAANXI QINCHUAN MACHINERY DEVELOPMENT CO.,LTD 陕西秦川机械发展股份有限公司 | Shaanxi Sunland Automatic Control Co.,Ltd 陕西神洲自动控制有限公司 | Shan Dong Shuang Yi Group Co.,Ltd 山东双一集团有限公...