Jiaolong is the first operational deep-sea manned submersible designed independently in China.It is the most capable operational-未来题库

Jiaolong is the first operational deep-sea manned submersible designed independently in China.It is the most capable operational

Jiaolong is the first operational deep-sea manned submersible designed independently in China.It is the most capable operational manned submersible in the world at present.

A.正确

B.错误

正确答案：正确

Tags:operational submersible manned

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