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【多选题】
设计塑件的壁应考虑( )A.
壁厚最小值应以满足塑件在使用时要求的强度和刚度
B.
壁小，流动阻力太大会影响充模
C.
壁大，浪费塑料原料，成型周期延长许多
D.
壁厚均匀一致看上去才美观；
E.
壁厚合理可防止产生分子定向
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举一反三
【单选题】Nurse Hannah is teaching a group of middle-aged men about peptic ulcers. When discussing risk factors for peptic ulcers, the nurse should mention:
A.
a sedentary lifestyle and smoking.
B.
a history of hemorrhoids and smoking.
C.
alcohol abuse and a history of acute renal failure.
D.
alcohol abuse and smoking.
【单选题】According to the strategic trade policy argument:
A.
government intervention is not required because firms can borrow money from the capital markets to finance the required investments.
B.
selling goods in a foreign market at below their "fair" market value is legally and ethically justified.
C.
government support can help domestic firms overcome the first-mover advantages enjoyed by foreign competitors.
D.
a government should use subsidies to support promising firms that are active in old, established industries.
【单选题】行政规划在静态上指的内容不包括
A.
为处理行政事务而由行政机关确定的行政指导性目标
B.
为实施行政事业而由行政机关确定的行政指导性目标
C.
为制定行政政策而由行政机关确定的行政指导性目标
D.
指行政机关在实施行政事业及其他活动之前，综合地提示有关行政目标和制订出规划蓝图以具体明确行政目标，并进一步制定出为实现行政目标所必需的各项部署和安排的行政活动过程
【简答题】Hannah taught her son much about ______.
【简答题】现代人泡茶用水的选择是()、()、()
【单选题】Microeconomics examines which of the following?______.
A.
Gross national product
B.
Trade policy
C.
Exchange rates
D.
Firm competition
【单选题】Hannah: Hello, Jim. ______ Anthony: Oh, hello. I haven’t seen you for ages. Hannah: No, it must be six months or more. Anthony: Oh, at least.
A.
What’s up?
B.
Fancy bumping into you!
C.
Nice talking with you.
D.
What happened to you?
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