英语翻译has been ultrasonic tested for binding failures是超声波的什么测试?

英语翻译如题.China has been ... 英语翻译请问为什么不是 has been opened? 英语翻译可以用has been held吗？ has been 英语翻译This house has been built in 1996. 英语翻译I buy CDshe has been in prison 英语翻译这篇文章就是以Oxfam Trailwalker has been. 英语翻译My heart has been the existence of your. 英语翻译：Much has been done to end Beijing. 英语翻译( )( )has been( )( )( )people's living conditions by the government. 英语翻译还有Every means has been tried since then. 英语翻译Progress so far has been very good 英语翻译The share sale has been a flop with investors. 英语翻译Advertisment has been called the voice of busience 英语翻译a problem has been datected and windows has been shut down to prevent damage to your conputer 英语翻译This account has been suspended.Either the domain has been overused,or the reseller ran out of resources 英语翻译可以用：Everybody has been here but Linda and Jane.Everyone except Linda and Jane has been here already. has always has always been