商品在储运过程中,受外力作用而发生破碎、变形均属于()变化。A、机械 B、生理 C、

题型:单项选择题

问题:

商品在储运过程中,受外力作用而发生破碎、变形均属于()变化。

A、机械

B、生理

C、物理

D、化学

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题型:单项选择题

统计资料的类型包括()。

A.频数分布资料和等级分类资料

B.多项分类资料和二项分类资料

C.正态分布资料和频数分布资料

D.数值变量资料和等级资料

E.数值变量资料和分类变量资料

题型:单项选择题

已知等腰梯形的两底分别为4cm和6cm,将它的两腰分别延长6cm后可相交,那么此等腰梯形的腰长是______cm.

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头颅增大、面部变长、下颌增大、向前突出、眉弓及两颧骨隆起、唇舌肥厚、耳鼻增大的面容是

A.甲状腺功能亢进面容

B.肢端肥大症面容

C.伤寒面容

D.黏液水肿面容

E.二尖瓣面容

题型:单项选择题

将样品水垢放入15%盐酸溶液中,如反应剧烈并有大量气泡产生,证明是()水垢。

A.碳酸钙

B.硫酸盐

C.硅酸盐

D.硫化铁

题型:单项选择题

The average age for women to marry is between 18 and 25.25 tend to (1) when somewhat older. A church wedding often (2) the legal civil ceremony, and a large reception, which often involves (3) music and dancing, is held in the evening. Wedding traditions include (4) money on the bride’s dress to represent future prosperity, the groom (5) the bride at her home, and the couple pulling on opposite (6) of a loaf of bread—whoever gets the largest piece will be (7) boss of the family. Honeymoons are a new tradition.
The principle (8) mutual support is valued in the Bulgarian family. The elderly are (9) cared for by their adult children. Unmarried adults live with their (10) and many newly married couples live with one set of parents (11) they are able to get housing of their own. Most families (12) urban areas live in apartments, which are in short
supply, while (13) in rural areas usually have their own houses. Many village houses (14) owned by families who live in urban areas, who use them_ (15) summer and weekend retreats, or for retired parents.
Most families in (16) areas do not have more than two children, while families in (17) areas tend to be larger. Grandparents play an important role in (18) care, particularly in urban areas, where most women work outside the (19) . Men of the younger generation have begun to help with household (20) , once considered only women’s responsibility.

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