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【简答题】
关于机械装调安全注意事项有 : 工作前 _____ 及其用具是否完整,经检查后方可进行工作;装配一定要按 _____ 进行装配,对组装前的零部件进行认真清点和复核;合理选择 _____ ;密封面的研磨一定要注意安全 ;大型产品装配在使用操作叉式升降机,吊车或相类似的设备及吊钩人员经过培训或专人起吊,工件必须 _____ ;对使用的工具和设备要进行 _____ ;装配好的产品要整齐堆放,进入试压区;装配结束后,对周围的环境要进行清理,对 _____ 、 _____ 负责。
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【简答题】举例说明单体、单体单元、结构单元、重复单元、链节等名词的含义,以及它们之间的相互关系和区别。
【简答题】举例说明单体、单体单元、结构单元、重复单元、链节等名词的含义,以及它们之间的相互关系和区别。
【单选题】Our clients asked us to bring down our prices because they consider them _.
A.
on the high side
B.
out of line with
C.
are running high
D.
be too high
【简答题】举例说明单体、单体单元、结构单元、重复单元、链节等名词的含义,以及它们之间的相互关系和区别。
【单选题】已知ArrayList继承了List接口，现预构造ArrayList类的一个实例，下列哪个方法是正确的（ ）
A.
ArrayLIst myList = new Object ();
B.
List myList = new ArrayList ();
C.
ArrayList myList = new List ();
D.
List myList = new List ();
【单选题】Any lender about to make a loan wishes to know the real rate of interest; i. e. , the contractual rate of interest less the rate of inflation. But what rate of inflation to use, past or expected? Past...
A.
Since the contractual interest is future income to a prospective lender, it is more appropriate to adjust that income in terms of inflation expected for the future.
B.
Since estimating the rate of expected inflation presupposes careful economic analysis, lenders might derive coincidental benefits from doing such an estimate.
C.
The rate of expected inflation will differ little from the rate of past inflation when inflation is steady.
D.
No official rate of past inflation is computed for any period shorter than a month.
E.
The official rate of past inflation is a figure that depends on what commodities, in what proportions, determine the official price index.
【简答题】举例说明单体、单体单元、结构单元、重复单元、链节等名词的含义，以及它们之间的相互关系和区别。
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