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【单选题】
黄铜分为普通黄铜和（）特殊黄铜两种。
A.
青铜
B.
锡青铜
C.
无锡青铜
D.
特殊黄铜
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参考答案：
举一反三
【简答题】A car needs gas to run and your body also needs food to work for you. Eating the right kind of food is very important. It can help your body grow strong, so take care of what you eat. There are four m...
查看完整题目与答案
【判断题】将扭矩表示为矢量,其方向 指向截面 时为正。 ( )
A.
正确
B.
错误
查看完整题目与答案
【简答题】Translation The main difference between Chinese and westerneating habits lies in that dishes in China are placedon the table for everybody to share, while everyonehas their own plate of food in the We...
查看完整题目与答案
【单选题】（）是指国家标准化主管机构批准发布，对国家经济、技术发展有重大意义，必须在全国范围内统一的标准。
A.
国际标准
B.
国家标准
C.
行业标准
D.
区域标准
查看完整题目与答案
【简答题】A car needs gas to run and your body also needs food to work for you. Eating the right kind of food is very important. It can help your body grow strong, so take care of what you eat. There are four m...
查看完整题目与答案
【单选题】将扭矩表示为矢量，其方向()时为正。
A.
离开截面
B.
指向截面
C.
平行于截面
D.
都不对
查看完整题目与答案
【单选题】According to the passage, the main part of food that many people are eating today is ______.
A.
soybeans
B.
grain
C.
meat
D.
milk
查看完整题目与答案
【多选题】What are the main activities people do in the Lantern Festival? ( )
A.
guessing riddles
B.
setting off fireworks
C.
eating yuanxiao
D.
having a dragon lantern dance
查看完整题目与答案
【判断题】换向阀的作用是通过进入阀体内油液压力的大小,从而改变阀芯的运动,以控制油液的流通方向。
A.
正确
B.
错误
查看完整题目与答案
【单选题】What are the main customs of the Dragon Boat Festival?
A.
wearing sachets,racing Dragon Boat and eating dumplings
B.
wearing masks,racing Dragon Boat ang eating zongzi
C.
wearing sachets,racing Dragon Boat and eating zongzi
D.
wearing bags, racing horses and eating dumplings
查看完整题目与答案
相关题目：
【简答题】A car needs gas to run and your body also needs food to work for you. Eating the right kind of food is very important. It can help your body grow strong, so take care of what you eat. There are four m...
查看完整题目与答案
【判断题】将扭矩表示为矢量,其方向 指向截面 时为正。 ( )
A.
正确
B.
错误
查看完整题目与答案
【简答题】Translation The main difference between Chinese and westerneating habits lies in that dishes in China are placedon the table for everybody to share, while everyonehas their own plate of food in the We...
查看完整题目与答案
【单选题】（）是指国家标准化主管机构批准发布，对国家经济、技术发展有重大意义，必须在全国范围内统一的标准。
A.
国际标准
B.
国家标准
C.
行业标准
D.
区域标准
查看完整题目与答案
【简答题】A car needs gas to run and your body also needs food to work for you. Eating the right kind of food is very important. It can help your body grow strong, so take care of what you eat. There are four m...
查看完整题目与答案
【单选题】将扭矩表示为矢量，其方向()时为正。
A.
离开截面
B.
指向截面
C.
平行于截面
D.
都不对
查看完整题目与答案
【单选题】According to the passage, the main part of food that many people are eating today is ______.
A.
soybeans
B.
grain
C.
meat
D.
milk
查看完整题目与答案
【多选题】What are the main activities people do in the Lantern Festival? ( )
A.
guessing riddles
B.
setting off fireworks
C.
eating yuanxiao
D.
having a dragon lantern dance
查看完整题目与答案
【判断题】换向阀的作用是通过进入阀体内油液压力的大小,从而改变阀芯的运动,以控制油液的流通方向。
A.
正确
B.
错误
查看完整题目与答案
【单选题】What are the main customs of the Dragon Boat Festival?
A.
wearing sachets,racing Dragon Boat and eating dumplings
B.
wearing masks,racing Dragon Boat ang eating zongzi
C.
wearing sachets,racing Dragon Boat and eating zongzi
D.
wearing bags, racing horses and eating dumplings
查看完整题目与答案
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