一般制图步骤是:先整体,后(),先骨架,后()、先底稿,再(),先画图,再()
参考答案:局部;细部;加重;注字
I had been puzzled over the problem for over an hour without any result, ____ all at once the solution flashed across my mind.
A.while
B.when
C.then
D.as
___是银行信贷择优的前提,是促进企业改善经营管理,提高信用等级的有效措施。
A、验资业务;
B、资信咨询;
C、投资性贷款评估;
D、企业信用等级评估