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[单选题]
CCD（Charge Coupled Device)摄像头采用电视PAL标准，每帧图像由（)场构成。
A.1
B.2
C.3
D.4
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题目内容
（请给出正确答案）
如果结果不匹配，请 联系老师 获取答案
题目内容
（请给出正确答案）
A.1
B.2
C.3
D.4
如果结果不匹配，请 联系老师 获取答案
更多“CCD(Charge Coupled Device)摄像头采…”相关的问题
These are tough times for Wal-Mart, America's biggest retailer. Long accused of (1)_____ small-town America mad condemned for the selfishness of its pay, the company has lately come under (2)_____ for its meanness over employees' health-care benefits. The charge is arguably (3)_____: the firm's health coverage, while (4)_____ less extensive than the average for big companies, is on equal terms (5)_____ other retailers'. But bad publicity, coupled with rising costs, has (6)_____ the Bentonville giant to action. WalMart is making changes that should shift the ground in America's healthcare debate.
One (7)_____ is to reduce the prices of many generic, or out-of-patent, prescription drugs. Wal-Mart's critics dismiss the move as a publicity (8)_____. The list of drugs includes only 143 different medicines and excludes many popular group. True, but short-sighted. Wal-Mart has (9)_____ retailing by using its size to squeeze suppliers and (10)_____ the gains on to consumers. It could (11)_____ the same with drugs. A "Wal-Mart effect" in drugs will not solve America's health-costs problem: group account for only a small share of drug costs, which in turn make (12)_____ only 10% of overall health spending. But it would (13)_____.
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Early evidence (16)_____ these plans do help firms control the cost of health insurance. But critics say that the savings are (17)_____. They argue that the plans shift costs to sicker workers, discourage preventative care and will anyway do little to (18)_____ overall health spending, (19)_____ most of the $2 trillion that America (20)_____ health care each year goes to people with multiple chronic diseases.
A．wrecked
B．wrecks
C．wreck
D．wrecking
Work experience in personnel affairs in a foreign capital enterprise coupled with educational background specialized in personnel management．Maintain good human relations.
In foreign trade business, the trade terms DDU is often used, DDU is the abbreviation for( ).
A. delivery duty unpaid B. destination delivery charge unpaid
C. delivery duty paid D. destination delivery charge paid
