单项选择题 你认为卷中的57题应选（）

单项选择题 The investors do hereby form a joint venture pursuant to the laws of the State of New York in order for the Venture to carry on the purposes for which provisions are made herein.

单项选择题 锅炉的爆炸,压缩气体爆炸,液化气体超压引起的爆炸是（）