皮皮学，免费搜题
登录
搜题
【单选题】
物流对宏观经济的作用主要体现在( )方面。
A.
提高利润
B.
降低成本
C.
改善服务
D.
改善产业结构
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】配线架的基本功能是可对()进行转接、分配及管理。
A.
终端设备
B.
传输信号
C.
分线设备
D.
信息模块
查看完整题目与答案
【单选题】【R10】 OVER THE PAST FEW YEARS,OUTCRIES FROM FOOD ACTIVISTS HAVE CHANGED MANY AMERICANS' EATING HABITS-. CRITICISM OF WIDESPREAD PESTICIDE USE LED MANY CONSUMERS TO ORGANIC FOODS,AND EARLY WARNINGS PRO...
A.
MANY JOURNALISTS ARE ALSO OUTRAGED ABOUT BANANA BILLS.
B.
MANY AGRIBUSINESSES SEEM MORE INTERESTED IN KEEPING CONSUMERS IN THE DARK ABOUT WHAT THEY'RE EATING THAN IN EXPLORING WAYS TO PRODUCE SAFE FOO D.
D.
BUT NOW ANGRY AGRIBUSINESS GROUPS ARE FIGHTING BAC K. D. THE NATION' S HEALTH HAS DOUBTLESS BEEN IMPROVED AFTER THE BANANA BILL HAS BEEN APPROVE D.
E.
OVERNIGHT,TONS OF APPLES,APPLESAUCE,AND APPLE JUICE BECAME GROCERY SHELF UNTOUCHABLES,AND WASHINGTON APPLE GROWERS LOST $130 MILLION,ACCORDING TO THE WASHINGTON STATE FARM BUREAU.
F.
WHO DETERMINES WHAT'S 'REASONABLE'?
查看完整题目与答案
【简答题】What is the finding of the Canadian researchers? A) Encouraging positive thinking many do more harm than good. B) The power of positive thinking is limited. C) Unhappy people cannot think positively. ...
查看完整题目与答案
【单选题】听力原文：W: I'm sorry, but I can't let you check out these books. M: What do you mean? W: Well, the computer shows you've got an overdue book, Art Work. And you can't borrow any book until you return it. ...
A.
In a classroom.
B.
In a library.
C.
At 1423 West Conner Street.
D.
In an office.
查看完整题目与答案
【单选题】开环聚合是指具有（ ）的单体经引发聚合，将环打开形成高分子化合物的一类聚合反应。
A.
环状结构
B.
链状结构
C.
塔状结构
D.
体型结构
查看完整题目与答案
【简答题】设A，B是两个事件，已知P(A)=0.5，P(B)=0.7，P(A∪B)=0.8，试求P(A-B)与P(B-A).
查看完整题目与答案
【简答题】Furlion Co manufactures heavy agricultural equipment and machinery which can be used in difficult farming conditions. Furlion Co’s chief executive has been investigating a significant opportunity in t...
查看完整题目与答案
【判断题】开环聚合是指具有环状结构的单体经引发聚合后将环打开形成高分子化合物的一类聚合反应
A.
正确
B.
错误
查看完整题目与答案
【简答题】患儿男，3岁。发热两天，伴头痛，呕吐，查体：皮肤有瘀点，瘀斑，脑膜刺激征阳性，腰穿脑脊液：压力升高，外观浑浊，细胞数：3500×10 ／L，糖及氯化物降低，蛋白含量增加，涂片见革兰阴性肾形排列的双球菌。请问该病的致病菌为A、化脓性链球菌 B、金黄色葡萄球菌 C、脑膜炎奈瑟菌 D、铜绿假单胞菌 E、鲍曼不动杆菌 该病原菌的主要致病物质是A、内毒素 B、外毒素 C、荚膜 D、凝固酶 E、透明质酸酶
查看完整题目与答案
【单选题】工业微生物所用菌种的根本来源是( )
A.
向生产单位购买
B.
从科研单位索取
C.
自然环境
D.
购买专利菌种
查看完整题目与答案
相关题目：
【单选题】配线架的基本功能是可对()进行转接、分配及管理。
A.
终端设备
B.
传输信号
C.
分线设备
D.
信息模块
查看完整题目与答案
【单选题】【R10】 OVER THE PAST FEW YEARS,OUTCRIES FROM FOOD ACTIVISTS HAVE CHANGED MANY AMERICANS' EATING HABITS-. CRITICISM OF WIDESPREAD PESTICIDE USE LED MANY CONSUMERS TO ORGANIC FOODS,AND EARLY WARNINGS PRO...
A.
MANY JOURNALISTS ARE ALSO OUTRAGED ABOUT BANANA BILLS.
B.
MANY AGRIBUSINESSES SEEM MORE INTERESTED IN KEEPING CONSUMERS IN THE DARK ABOUT WHAT THEY'RE EATING THAN IN EXPLORING WAYS TO PRODUCE SAFE FOO D.
D.
BUT NOW ANGRY AGRIBUSINESS GROUPS ARE FIGHTING BAC K. D. THE NATION' S HEALTH HAS DOUBTLESS BEEN IMPROVED AFTER THE BANANA BILL HAS BEEN APPROVE D.
E.
OVERNIGHT,TONS OF APPLES,APPLESAUCE,AND APPLE JUICE BECAME GROCERY SHELF UNTOUCHABLES,AND WASHINGTON APPLE GROWERS LOST $130 MILLION,ACCORDING TO THE WASHINGTON STATE FARM BUREAU.
F.
WHO DETERMINES WHAT'S 'REASONABLE'?
查看完整题目与答案
【简答题】What is the finding of the Canadian researchers? A) Encouraging positive thinking many do more harm than good. B) The power of positive thinking is limited. C) Unhappy people cannot think positively. ...
查看完整题目与答案
【单选题】听力原文：W: I'm sorry, but I can't let you check out these books. M: What do you mean? W: Well, the computer shows you've got an overdue book, Art Work. And you can't borrow any book until you return it. ...
A.
In a classroom.
B.
In a library.
C.
At 1423 West Conner Street.
D.
In an office.
查看完整题目与答案
【单选题】开环聚合是指具有（ ）的单体经引发聚合，将环打开形成高分子化合物的一类聚合反应。
A.
环状结构
B.
链状结构
C.
塔状结构
D.
体型结构
查看完整题目与答案
【简答题】设A，B是两个事件，已知P(A)=0.5，P(B)=0.7，P(A∪B)=0.8，试求P(A-B)与P(B-A).
查看完整题目与答案
【简答题】Furlion Co manufactures heavy agricultural equipment and machinery which can be used in difficult farming conditions. Furlion Co’s chief executive has been investigating a significant opportunity in t...
查看完整题目与答案
【判断题】开环聚合是指具有环状结构的单体经引发聚合后将环打开形成高分子化合物的一类聚合反应
A.
正确
B.
错误
查看完整题目与答案
【简答题】患儿男，3岁。发热两天，伴头痛，呕吐，查体：皮肤有瘀点，瘀斑，脑膜刺激征阳性，腰穿脑脊液：压力升高，外观浑浊，细胞数：3500×10 ／L，糖及氯化物降低，蛋白含量增加，涂片见革兰阴性肾形排列的双球菌。请问该病的致病菌为A、化脓性链球菌 B、金黄色葡萄球菌 C、脑膜炎奈瑟菌 D、铜绿假单胞菌 E、鲍曼不动杆菌 该病原菌的主要致病物质是A、内毒素 B、外毒素 C、荚膜 D、凝固酶 E、透明质酸酶
查看完整题目与答案
【单选题】工业微生物所用菌种的根本来源是( )
A.
向生产单位购买
B.
从科研单位索取
C.
自然环境
D.
购买专利菌种
查看完整题目与答案