在柴油机的进气行程中,气缸内充满空气,此时压力约为()MPa。
A.0.60~0.65
B.0.65~0.70
C.0.75~0.95
D.0.95~1.00
参考答案:C
重度低渗性缺水,已有休克,抢救时一般先输入下列哪种液体()。
A.5%葡萄糖溶液200~300ml
B.0.45%氯化钠溶液200~300ml
C.10%葡萄糖溶液200~300ml
D.5%高渗氯化钠溶液200~300ml
E.0.9%氯化钠溶液200~300ml
He once worked out a plan for the project; ______, most people didn’t agree to it.
A.then
B.instead
C.however
D.but