连杆小端在十字实内的横动间隙，要求在（）毫米之间。

以下提供若干组考题，每组考题共用在考题前列出的A、B、C、D、E五个备选答案。请从中选择一个与问题关系最密切的答案。

对牙髓刺激性小的粘固剂是

A．自凝塑料
B．热凝塑料
C．磷酸锌粘固粉
D．玻璃离子粘固剂
E．环氧树脂粘固粉

下列情况中，法院应当裁定诉讼中止的是（）

A.一方当事人因不可抗拒的事由不能参加诉讼的

B.当事人临时提出回避申请的延期

C.需要通知新的证人到庭的

D.必须到庭的当事人有正当理由没有到庭的延期

In country after country, talk of nonsmoker’s right is in the air. While a majority of countries have taken little (51) no action yet, some 30 nations have introduced legislated steps to control smoking. Many laws have been introduced in other countries to (52) clear the air for nonsmokers, or to cut cigarette consumption.

Smoking is harmful (53) the health of people. World governments should conduct serious campaigns against it. (54) on cigarette advertisements, plus health warnings on packages and ban on public smoking in certain places, (55) as theaters, cinemas and restaurants, are the most popular tools used by nations in (56) of nonsmokers or in controlling smoking. But world attention is also focusing on another step (57) will make the smoker increasingly self-conscious and uncomfortable about his habit. Great efforts should be made to (58) young people especially of the dreadful consequences of taking up the habit. And cigarette price should be raised.

In the long run, (59) is no doubt that everybody would be much better-off if smoking were banned altogether but many people are not (60) for such drastic action.

54().

A.Restrictions 

B.Leisure 

C.Remarks 

D.Layout

生产价格形成后，价值规律作用形式表现为商品价格随供求变化以______。

A．价值为中心上下波动
B．生产价格为中心上下波动
C．垄断价格为中心上下波动
D．成本价格为中心上下波动

采用母型船数据估算法来确定设计船的阻力或有效功率有哪几种方法？