采用三相四线制供电方式时，各项负荷要尽量平衡。根据规程规定，中性线电流不得超过相线电流的()。

Which of the following is probably the best title for the text?A．Tobacco Giants Vow to Fight Canadian JudgmentB．The Imperial Tobacco Fights Back Legal InequalityC．The Public Health Movement Concerning TobaccoD．The Overall Judgment Concerning Legal Ruling 点击查看答案

It can be inferred from Paragraph 1 that in 2012______.A．gold was getting cheaperB．gold was about to experience a downfallC．the price of gold was climbingD．the sale of gold was declining 点击查看答案