皮皮学，免费搜题
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【单选题】
在关系型数据库中,表中的行称为A.
字段
B.
记录
C.
文档
D.
关键字
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】周皮是由次生分生组织形成次生保护组织,由 、 和 组成。
【简答题】VOCs 催化燃烧法是在 Pt 、 Pd 等贵金属为催化剂的作用下使废气中的有害组分完全转化为 CO 2 和 。
【简答题】周皮是次生保护组织,由( )、( )和( )组成。
【简答题】遇到呼吸、心跳骤停的伤病员，应采取哪些措施？
【单选题】Waste gas from cars is one of the major causes of air pollution. Instead of trying to reduce it, can we make good use of it? Now listen to a news report and choose the best answer to each of the quest...
A.
Turning the waste gas from cars into oil.
B.
Turning the waste gas from cars into ink.
C.
Turning the waste gas from cars into fuel.
D.
Turning the waste gas from cars into water.
【单选题】Waste gas from cars is one of the major causes of air pollution. Instead of trying to reduce it, can we make good use of it? Now listen to a news report and choose the best answer to each of the quest...
A.
Turning the waste gas from cars into oil.
B.
Turning the waste gas from cars into ink.
C.
Turning the waste gas from cars into fuel.
D.
Turning the waste gas from cars into water.
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