[判断题]格式9—2“卫生证书”不适用于经卫生检验不合格的入境食品、食品添加剂。 ( )

对某企业工时利用率进行调查统计，结果是：
实行44小时(每周)工时制和进行人员精简等改革前，该企业的制度工时利用率为 85%，也就是说有15%的制度工时没有被利用。其中缺勤占去50%，停工占去40%，非生产性工时占去10%。
实行40小时(每周)工时制并进行人员精简等改革后，该企业的制度工时利用率提高了5个百分点，缺勤时间和非生产性工时都有所下降，其中人均每周缺勤时间和非生产性工时分别为1.6小时和0.4小时。

Getting a new PC is one thing. Keeping it running smoothly is quite another. While a personal computer should continue to perform well for years, users know that system unsteadiness (不稳定性) does exist. Yet you can reduce it to the smallest amount by following the tips below.
First, put in as little software (软件) as possible. You’ll have fewer software-related problems and a system that is easier to manage.
Second, you should ensure (确保) that you have as much memory (RAM) in your PC as you need. If you run Windows 98, your computer should have at least 128 megabytes (MB) of RAM and more. You can also get by with 128 MB of RAM if you use Windows NT or Windows 2000, but these operating systems will run much more smoothly if you have 256 MB of RAM or more.
Third, make sure you buy good hardware (硬件). No-name products may be cheaper and sometimes just as good as name-brand products, but name-brand products usually become well-known because Windows will mor
A. To give some good advice about how to reduce computer system unsteadiness.
B. To stop people from buying no-name products.
C. To advertise the advantages of name-brand hardware.
D. To make known the unsteadiness of computer systems.