单项选择题

以下哪种措施可以提升液滴燃烧速度?()

A.降低氧量
B.降低气缸压力
C.降低燃烧温度
D.减小油滴粒径

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The term “moderate speed” was previously interpreted as meaning a speed which would enable a vessel ______ within half the range of visibility.
A.stopping
B.being stopped
C.to stop
D.to be stopped

A.
A.stopping
B.being
B.to
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怎么判断自己是否抢到了订单?()

A.凭感觉
B.拨打客服电话确认
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