挺进美女教师的蜜桃肥臀视频-同性恋一级片-同性情a三级a三级a三级-同性做爰猛烈全过程-91丨porny丨国产麻豆-91丨porny丨国产入口

德國Vallen
AMSY-5型超高速、全數字、全波形、強抗干擾聲發射采集分析系統是由德國華倫公司在1997年開發的全數字多通道聲發射儀器AMSY-4型的基礎之上，根據多年數字電路的設計和制造經驗，采用目前最先進的可編程FPGA數字技術，設計并制造的性能優越的聲發射儀器。
Welcome to Vallen Systeme GmbH, The Acoustic Emission Company
Founded more than 20 years ago, Vallen Systeme GmbH is specialized on developing and manufacturing of instrumentation for Acoustic Emission (AE).

Providing advanced technology, Vallen Systeme introduced a number of novelties into the field of Acoustic Emission: the first digital Acoustic Emission system AMS2 in 1986, the first 32 Bit Windows Acoustic Emission Software 1998.

Dedication to service, reliability, and performance results in numerous satisfied customers worldwide. Our Acoustic Emission systems are proven in field service as well as laboratory research
?