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【单选题】
不溢式和半溢式压模的凸模上一般开有溢料槽,检验时要注意这部分结构对凸模()的影响。
A.
溢料痕迹隐蔽性
B.
工艺性
C.
坚固性
D.
制作表面质量
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参考答案:
举一反三
【简答题】Scientists are always willing to exchange ideas with other scientists working on similar problems. A)科学家常常善于改变其他人的观点,并与其一起工作、解决问题。 B)科学家总是很乐意与从事同类问题研究的其他科学家交流看法。 C)科学家常常能换位思考来解决与其他科学家相同的问题。 D)科学家总是很乐意...
【单选题】工程项目的设计概、预算是指( )的统称。
A.
初步设计概算和施工图设计预算
B.
初步设计预算和施工图设计概算
C.
初步设计概算和方案设计预算
D.
初步设计预算和方案设计概算
【简答题】Why is the price of the air conditioner competitive? Because it is ______ than that of similar products in the market.
【单选题】Everybody has ________ responsibility to save water, if future generations are to enjoy ________ similar standard of living to the one we enjoy now. [     ]
A.
the; /
B.
a; a
C.
/; the
D.
a; the
【单选题】下列空肠的结构特点哪项错误
A.
黏膜与黏膜下层形成环状皱襞
B.
黏膜向腔面突起形成绒毛
C.
黏膜上皮吸收细胞有微绒毛
D.
肠腺底部有潘氏细胞
E.
黏膜下层内有腺体
【单选题】All fragile things are breakable things. Some glasses are fragile things. Therefore,
A.
Some Glasses will break.
B.
Some Glasses are breakable things.
C.
Some things are breakable.
D.
None of the above.
【判断题】CSS 基础选择器只有三种,分别是标记选择器、类选择器、 id 选择器。
A.
正确
B.
错误
【单选题】These two areas are simi1ar _________they both have a high rainfa11 during this season.
A.
to that
B.
besides that
C.
in that
D.
except that
【多选题】牙周病的预防方法有:
A.
以健康教育为基础
B.
提高宿主的防御能力
C.
养成良好的口腔卫生习惯
D.
维持牙周治疗的疗效
【单选题】Studies of marriage relationships indicate that ______.
A.
opposites get on better than similar personalities
B.
exactly the same bases for success apply for ordinary friendships
C.
it is first of all necessary to limit prospective partners to people from similar back- grounds
D.
the most successful are those between people who are alike but not exactly the same
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