问题
单项选择题
四冲程柴油机常用的ABBVTR型的增压器使用的是（）轴承。
A．外置式滑动
B．内置式滑动
C．外置式滚动
D．内置式滚动
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
四冲程柴油机常用的ABBVTR型的增压器使用的是（）轴承。
A．外置式滑动
B．内置式滑动
C．外置式滚动
D．内置式滚动
参考答案：C
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| Whenever we hear about "the homeless,", most of us think of the Developing World. But the 1 is that homelessness is everywhere. For example, how many of us would expect to see people living on the streets of a 2 country like Germany? Kurt Muller and his wife Rita have spent eleven years making 3 for the homeless of Berlin, Germany's capital. They first 4 one long hot summer when most Germans were 5 on holiday. Kurt and his wife stayed at home, made sandwiches, 6 a table in the street and gave food to the homeless. The Mullers soon realized that food and clothing weren't 7 . "What these people also need is warmth and 8 ," says Rita. The Mullers didn't 9 to give their phone number to the street people and told them to phone anytime. Rita 10 there was somebody at home to answer the phone and their home was always 11 to anyone who couldn't face another night on the street. The couple were soon 12 all their time and money, so Kurt visited food and clothing companies to 13 donations. Today, over thirty companies 14 donate food and other goods to the cause and volunteers help to 15 them to the homeless. The public also give clothes and money and a shoe producer 16 new shoes. Kurt and Rita receive no 17 for their hard work. " We feel like parents," says Rita, "and parents shouldn't 18 money for helping their children. The love we get on the streets is our salary." Though Rita admits she often gets 19 . she says she will continue with her work because she likes the feeling of having made a 20 in the world. | ||||
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