现金的投资性需要是指企业为了能趁机利用潜在的获利机会而持有的现金。()
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国家标准认为质量是一组固有特性满足要求的程度。()
Task 4
Directions:The following is a list of items related to museum visiting. After reading it, you are required to find the items equivalent to (与,等同 ) those given in Chinese in the table below. Then you should put the corresponding letters in the brackets on the Answer Sheet, numbered 51 through 55.
A—plastic surgery
B—medical student
C—registered nurse
D—emergency department
E—intensive care unit(ICU)
F—operating room
G—physical examination
H—red blood cells
I—blood pressure
J—while blood cells
K—outpatient treatment
L—yellow fever
M—skin test
N—over-the-counter drug
O—occupational disease
P—food poisoning
Q—brain death
Examples:(C)注册护士 (L)黄热病
51.() 脑死亡 () 急诊室
52.() 食物中毒 () 皮试
53.() 手术室 () 职业病
54.() 重症监护室 () 体检
55.() 门诊治疗 () 血压
北方粘土含有机物较多,含游离石英和铁质较少,因而可塑性好,干燥强度大。()
现金的投资成本是指企业因持有一定数量的现金而丧失了将其用于其他投资而带来收益的机会所产生的潜在损失。()