超精加工时纵向进给量越大,生产率越高,但不利于细化工件表面粗糙度。
参考答案:对
新砌的加热炉炉墙在使用前应进行(),此过程称为烘炉。
A、烘干
B、加热
C、清扫
D、点燃长明灯
The government is to ban payments to witnesses by newspapers seeking to buy up people involved in prominent cases (21) the trial of Rosemary West. In a significant (22) of legal controls over the press, Lord Irvine, the Lord Chancellor, will introduce a (23) bill that will propose making payments to witnesses (24) and will strictly control the amount of (25) that can be given to a case (26) a trial begins In a letter to Gerald Kaufman, chairman of the House of Commons media select committee. Lord Irvine said he (27) with a committee report this year which said that self regulation did not (28) sufficient control. (29) of the letter came two days after Lord Irvine caused a (30) of media protest when he said the (31) of privacy controls contained in European legislation would be left to judges (32) to Parliament. The Lord Chancellor said introduction of the Human Rights Bill, which (33) the European Convention on Human Rights legally (34) in Britain, laid down that everybody was (35) to privacy and that public figures could go to court to protect themselves and their families.
A. know better than B. other than C. rather than D. sooner than