This study explored the multiple effects of "professionalization" discourse on the creation of a new early childhood teacher certification program at the U... KE Heyning - 《Discourse Analysis》 被引量: 2发表: 1997年 加载更多研究点推荐 Sound Evidence Audio Recording sound surveillance Surveillance ...
Certification CE, CCC, CB THD <0.005% Driver(Inch) 2*12"Lf+2*1.8"Hf Freq. Response(Hz/-6dB) 60-20K Power Consumption(W) 700 Peak Power(W) 2800 Sensitivity/dB 103 Max Spl/dB 137-149 Coverage/H°xv° 110X15 Size/Cm 82X34X40 ...
Certification CE, RoHS, CCC, FCC, ETL, MET THD <0.005% Place of Origin Guangdong, China (Mainla) Type Line Array Sub-Bass System(W-102p) Frequency Response 90Hz-20kHz±3db Power Handling Hf 60W(RMS)120W(Peak) Sensitivity Hf 108db(1W@1m) ...
Production Capacity 5000\Month Product Description DESCRIPTION and APPLICATION T-12 is a bi-AMPS, line array system which is made of one 12", two 1.75"titanium neodymium compression drivers and high-performance low-distortion compression driver with innovative horn design of wave...
Certification CE, RoHS Voltage AC100V-240V/50-60Hz Light Source 7X60W LED DMX Connector 3/5 Pin XLR Connector (Selected) Display Color LCD Display Installation Tripod Stand /Hang on /Base Control Mode Auto-Run , Master-Slave ,DM...
Ultra-high color gamut and ultra-high color accuracy, double certification by authoritative organizations. No matter watching variety shows, TV dramas or movies, the director's creative intention can be accurately restored. Dolby Vision Relying on the excellent image quality brought by the Dual Light...
Certification CE Material Plastic Style Mini and Portable OEM Service Can Customize Your Logo Warranty 1 Year Trademark KTP Transport Package OPP Bag or Blister Card Origin China HS Code 82071990 Product Description Factory WholesaleBluetooth 5.0 Audio Receiver Transmitter ...
English | Rules Home Product Directory Security & Protection Surveillance, Control & Protection CCTV Camera IP Camera FOB Price:US$10.00-15.00/ Piece Min. Order:1 Piece Port:Guangzhou, China Production Capacity:9000 Pieces Per Year Payment Terms:L...
Certification ISO9001-2000, ISO9001, CCC Usage Single-phase Transformer, Rectifier Transformer, Power Transformer Frequency Characteristics Low Frequency Shape of Core EI Brand Okerda Transfo Type Ei66 Lead Wire Transformer Input/Output Custom Design Feature Long Life Advan...
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