这个商人在谈判中拗强固执.The trader was obstinate in the negotiation.这是个独一无二的重要的教训,我原来是个固执,拗强的人.It was a sorely needed lesson because I had an inveterate arguer.]那个教训,使我受到极大的影响,我原来是个固执,拗强的人.It was a sorely needed lesson because I ha...
The combined dissipator of flared piers and bucket basin was initiated in China.宽尾墩戽式消力池联合消能工,是我国首创.Abstract: The friction energy dissipator is a damping device with simple structure and easy installation.文摘: 摩擦耗能器是一种构造简...