单项选择题___________ is a large loan, generally more than USD10 million negotiated between a borrower and single bank, but actually funded by a number of banks. ( )
多项选择题锉削加工时，工件必须规范、牢固地夹持在台虎钳上。如发出刺耳的响声，是什么原因导致的？（）
