Up to now, the engineering technology, material craftwork, vacuum and auto-control technologies required for building the ETT have been mature.
自提出设想以来几十年过去了，建设ETT所需的工程技术、材料工艺、真空技术和自动控制技术等均已成熟。
2
Multi-function Pattern Cutter series HB, is equipped with flat cutting table, vacuum adsorption, automatic paper feeding system . HB Cutter can be used as marker, and engineering drawing, etc.
HB系列多功能纸样切割机，平板台面、真空吸附、自动送纸，可以用来绘制并切割服装唛架、工程图等；
3
As an example, procedure of soft-clay foundation reinforcement by means of the vacuum drainage technique for a sea-filling engineering in Malaysia is simulated.