与常规的机械加工相比,下列哪些体现了爆破加工的特点?() A.模具设备简单 B.能加

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问题:

与常规的机械加工相比,下列哪些体现了爆破加工的特点?()

A.模具设备简单

B.能加工常规方法不易加工的材料

C.可以获得较高的表面光洁度和尺寸精度

考点:爆破工程师考试爆破安全技术爆破安全技术题库
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A man made a nice talking machine .It could weigh people’s weight .The man wanted to try the machine before he could make a lot of machines.

He put the machine into the waiting room of a station .There were always lots of people in and out .

The first one who used the machine was an Indian woman. She stood on the machine, the machine thought for a few seconds to decide which language to speak ,“Good morning ,Madam .”it said in Indian . “Your weight is 72 kilograms .That’s three kilograms more .If you eat more fruit and vegetables ,you will be soon all right .Please have a nice day .”

The second one to use the machine was a Chinese girl .She stood on the machine and waited to hear her weight. “Good morning ,Miss .”the machine said in Chinese. “Your weight is 45 kilograms .It’s all right for your age. Keep eating what you eat every day .Please have a nice day .”

The third one to use the machine was a very fat American woman .She thought for a long time to stand on the machine .The machine spoke quickly in English , “Good morning .Will one of you get off?”

小题1:The machine in this passage could              .

A.weigh and talk to people

B.tell people what they should eat

C.speak all kinds of languages

D.make people laugh小题2:According to the machine ,if the Indian woman weighs              ,she will be all right.

A.72 kilograms.

B.69 kilograms

C.75 kilograms.

D.45 kilograms.小题3:The machine said to a Chinese girl that she               .

A.should eat more

B.should eat less

C.had to eat more fruit

D.kept herself healthy小题4:How was the American woman?

A.She was healthy.

B.She liked thinking.

C.She was too heavy.

D.The machine didn’t like her.

题型:多项选择题

(五)2001年3月,某工艺品公司向银行贷款100万元,贷款期限为一年。双方约定:工艺品公司提供价值90万元的玉雕制品作担保,逾期不能清偿贷款的,该批玉雕制品归银行所有。同时,公民甲与银行订立合同,愿意为工艺品公司提供保证。同年4月1日,工艺品公司向银行交付了该批玉雕制品。同年9月,银行在未通知工艺品公司的情况下,将该批玉雕制品出租给博物馆展览,获租金10万元。展览期间,该批玉雕制品被盗,工艺品公司获得赔偿金80万元。请回答下列问题:

(2002,87)工艺品公司和银行之问的担保合同于( )生效。

A.贷款合同成立时

B.贷款合同生效时

C.担保合同成立时

D.玉雕制品交付银行时

题型:多项选择题

作为家政服务员,必须做到()才能得到雇主的信任。

A、惟命是从

B、文明礼貌

C、守时守信

D、勤俭节约

题型:多项选择题

勿约而幽明斯契。(幽明)(契)

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一战之前,德国化学家哈伯因研究合成氨和硝酸而享誉世界,一方面粮食大幅度增产,另一方面制造出炸弹。后来,他为希特勒政府研究氯气罐、芥子气,这成为希特勒发动第二次世界大战作了坚强的基础,哈伯是毁掉人类文明社会的凶手之一,这说明了技术的()。

A、目的性

B、创新性

C、综合性

D、两面性

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