MPEG是一种__(1)__,它能够__(2)__。空白(2)处应选择()
A、快速读写
B、有高达200:1的压缩比
C、无失真的传输视频信号
D、提供大量基本模板
MPEG是一种__(1)__,它能够__(2)__。空白(2)处应选择()
A、快速读写
B、有高达200:1的压缩比
C、无失真的传输视频信号
D、提供大量基本模板
《营造法式》规定“材有()等,度屋之大小因而用之”。这种制度在古代建筑中,是一种达到很高的标准化程度的模数制。材分制所定的单材截面3:2的高宽比,以现代的力学方法核算,证明其取值是合理的。
根据公约的规定,海上路货的买卖,风险一般在()转移。
A、卖方交货时
B、买方收货时
C、合同订立时
D、合同履行时
Wise buying is a positive way in which you can make your money go further. The ()you go about purchasing an article or a service can actually ()you money or can add ()the cost. Take the ()example of a hairdryer. If you are buying a hairdryer, you might ()that you are making the ()buy if you choose one ()look you like and which is also the cheapest ()price. But when you get it home you may find that it ()twice as long as a more expensive ()to dry your hair. The cost of the electricity plus the cost of your time could well ()your hairdryer the most expensive one of all. So what principles should you ()when you go out shopping? If you ()your home, your car or any valuable ()in excellent condition, you’ll be saving money in the long () Before you buy a new (),talk to someone who owns one. If you can, use it or borrow it to check it suits your particular () Before you buy an expensive (),or a service, do check the price and ()is on offer. If possible, choose ()three items or three estimates.请在第()处填上正确答案。 查看材料
A、save
B、preserve
C、raise
D、retain
用户引入线是指从分线箱到用户家的一段线路,线径大于等于()。
A、0.40mm
B、0.45mm
C、0.50mm
D、0.44mm
《医疗机构管理条例》规定医院不需要悬挂在明显处所的是()
A、医疗机构职业许可证
B、治疗科目
C、诊疗时间和收费标准
D、病人的病历资料