简述微生物的共代谢作用可能存在哪几种情况？
Which statement about the Cisco MPLS Traffic Engineering class-based tunnel selection （CBTS） is nottrue？（） ["Local mechanism is at the middle-point router.","EXP selection is between multiple tunnels to the same destination","Bundle members are configured with EXP values to carry.","The tunnel selection is configured on the tunnel master.","The tunnel master bundles the tunnel member"]
下列选项中，（）随着压力的增大而降低。 ["自燃点","闪点","爆炸范围","火焰传播速度"]
一位古希腊哲学家认为：一切事物皆因人的需要而异，所以，世上没有绝对真理。下列出自该哲学家的名言是（）。 ["“人是万物的尺度”","“尊重人不应该胜过尊重真理”","“认识你自己”","“吾爱吾师，吾尤爱真理&rdquo"]
弯销侧抽芯机构可以获得比用斜导柱侧抽芯机构（）抽芯距。 ["小的","相同的","大的","不确定"]
18世纪中期成为世界头号殖民国家的是谁？
