为患者进行超声雾化时,在水槽中加温水或热水,可缩短雾化器的预热时间。
参考答案:错
增长型行业主要依靠( ),从而使其经营呈现出增长形态。
A.技术的进步
B.新产品推出
C.政府扶持
D.更优质的服务
I tried to ______ in my speech how grateful we all were for his help
A.make
B.convey
C.carry
D.pass