题目内容：
从事电焊、气焊作业时，氧气瓶和乙炔瓶与明火作业的距离不小于（ ）m。
A．2 B．5
C．10
D．30
参考答案：
答案解析：
单选题：从事电焊、气焊作业时，氧气瓶和乙炔瓶与明火作业的距离不小于（ ）m。
- 题目分类：建筑工程
- 题目类型：单选题
- 号外号外：注册会员即送体验阅读点！
B．5
C．10
D．30
B．5
C．10
D．30
According to Chromtest, color can strongly influence the____
According to Chromtest, color can strongly influence the_______A．price of produc
根据下列文章,请回答题。{Page Read the following text. Choose the best
根据下列文章,请回答题。{Page Read the following text. Choose the best word(s) for each num
The major point discussed in the passage is_______
The major point discussed in the passage is_______A．the importance of developing
Suppose you heard the news that your friend Mike had just be
Suppose you heard the news that your friend Mike had just been promoted to be th
根据下列文章,请回答题。Greg Louganis:These were the trials for the 1988
根据下列文章,请回答题。Greg Louganis:These were the trials for the 1988 Olympics in Seoul,