男性,52岁,1个月前出现大便次数增多,里急后重,且大便变细,带血。 |
A--International Logistics B--Distribution Channels
C--Global Marketing D--Excess Capacity
E--Market Access F--Product Strength
G--Technology Transfer H--Domestic Marketing
I--Market Diversification J--Product Adaptation
K--Trading Patterns L--Technological Innovation
M--Latent Market N--Existing Market
O--Incipient Market P--Pricing Strategy
Salt, shells or metals are still used
as money in out-of-the-way parts of the world today. Salt may seem rather a
strange{{U}} (31) {{/U}}to use as money,{{U}} (32) {{/U}}in
countries where the food of the people is mainly vegetable, it is often an{{U}}
(33) {{/U}}necessity. Cakes of salt, stamped to show their{{U}}
(34) {{/U}}, were used as money in some countries until recent{{U}}
(35) {{/U}}and cakes of salt{{U}} (36) {{/U}}buy goods in
Borneo and parts of Africa. Sea shells{{U}} (37) {{/U}}as money at some
time{{U}} (38) {{/U}}another over the greater part of the Old World.
These were{{U}} (39) {{/U}}mainly from the beaches of A. sizes B. shapes C. formats D. forms [单选题]平衡离心式水泵轴向力的方法有多种,其中常用于大型水泵的方法是哪一种( )
A.止推轴承法 B.平衡孔法 C.平衡盘法 D.平衡管法 [单项选择]鼠笼式电动应免频繁起动,要尽量减少起动次数,在正常情况下,电动机空载连续起动次数不得超过()。
A. 两次; B. 三次; C. 五次。 [判断题]幼儿园集体教学活动是幼儿园课程实施的唯一途径。( )
理由:
A.正确 B.错误 [单选题]将含晶体10%的悬浊液送往料槽宜选用( )
A.离心泵 B.往复泵 C.齿轮泵 D.喷射泵 [单项选择]
A. two B. a C. some D. their [判断题]WNL2-1.27-AⅡ是表示卧式内燃链条炉排,额定蒸发量为2t/h。
[判断题]卷筒出现裂缝时要报废。( )
A.正确 B.错误 [多选题]地铁车辆是按功能分类的多个子系统组成的紧密联系的综合系统,下列属于子系统之中的有()。
A.电气牵引系统 B.车钩系统 C.空调系统 D.PIDS系统 [判断题]自主选择权
A.正确 B.错误 [简答题]动态视力:
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