并口的CD—RW资源占用率高、读写速度慢、稳定性较差。
参考答案:对
19. The price of the car “Honda” is very _____ and my parents can’t afford it.
A.cheap
B.high
C.expensive
D.Dear
涂装环境温度应符合涂料产品说明书的规定,无规定时,环境温度应在5~38℃之间,相对湿度不应大于()。
A.85%
B.90%
C.95%
D.100%