皮皮学，免费搜题
登录
搜题
【简答题】
听句子，选出与你所听到的句子意义最接近的句子。 (     )1. A. Jim is taller than Bill. (     )2. A. We are free. (     )3. A. Don't come with us. (     )4. A. He is a brother of our friend. (     )5. A. I have a lot of things to eat. B. Jim is the tallest of all. B. We are busy. B. Come with us, please. B. He is not our friend. B. I have nothing to eat. C. Jim is shorter than Bill. C. We don't have much to do. C. You don't come with us C. He has many friends. C. I want to eat food very much. D. Bill is the shortest of the three. D. We have time. D. You can't come with them. D. I'm his friend, so he  is kind to me. D. I don't want anything to eat.
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
【简答题】Last year, a report by a committee of education experts said that a lot of American students cannot write well. The report noted the concerns of business leaders and teachers. The experts said that mo...
查看完整题目与答案
【单选题】It’s a mistake to think of Florida only __ its tourist attractions. A. by means of B. in terms of C. in connection with D. by way of
A.
by means of
B.
in terms of
C.
in connection with
D.
by way of
查看完整题目与答案
【单选题】a fire, hotel guests are askedto remain calm. A) In the event of B) In the time of C) As a result of D) By reason of
A.
In the event of
B.
In the time of
C.
As a result of
D.
By reason of
查看完整题目与答案
【单选题】一对作减速传动的标准渐开线直齿圆柱齿轮,小齿轮为1齿轮,大齿轮为2齿轮,材料、热处理及齿面硬度均相同,则正常条件下传动时,两齿轮间产生的接触应力和弯曲应力关系为 ______。
A.
σH1>σH2 σF1=σF2
B.
σH1
C.
σH1=σH2 σF1
D.
σH1=σH2 σF1>σF2
查看完整题目与答案
【单选题】下列何项与肝郁化火失眠无关：（ ）
A.
烦躁失眠
B.
面红目赤
C.
心悸健忘
D.
性急易怒
查看完整题目与答案
【单选题】The success or failure of a product seems to be determined by a number of factors, one of which, the author emphasizes, is the consumer's perception of the product's______
A.
quality and price
B.
usefulness and durability
C.
need satisfying capability
D.
appearance and inner packing
查看完整题目与答案
【单选题】A rectangular tabletop consists of a piece of laminated wood bordered by a thin metal strip along its four edges. The surface area of the tabletop is x square feet, and the total length of the strip b...
A.
12
B.
10
C.
9
D.
8
E.
6
查看完整题目与答案
【单选题】下列何项与肝郁化火失眠无关（）
A.
面红目赤
B.
烦躁失眠
C.
心悸健忘
D.
性急易怒
E.
脉象弦数
查看完整题目与答案
【简答题】一对正确啮合的标准渐开线齿轮增速传动，1为主动，2为从动。两轮材料热处理相同，工作时轮齿根部危险截面上的弯曲应力的关系是σ F1 （）σ F2 ；接触应力σ H1 （）σ H2 。
查看完整题目与答案
【简答题】齿轮传动时,两轮轮齿的齿面接触应力σH 相等 ,而两轮轮齿的齿根弯曲应力σF 。
查看完整题目与答案
相关题目：
【简答题】Last year, a report by a committee of education experts said that a lot of American students cannot write well. The report noted the concerns of business leaders and teachers. The experts said that mo...
查看完整题目与答案
【单选题】It’s a mistake to think of Florida only __ its tourist attractions. A. by means of B. in terms of C. in connection with D. by way of
A.
by means of
B.
in terms of
C.
in connection with
D.
by way of
查看完整题目与答案
【单选题】a fire, hotel guests are askedto remain calm. A) In the event of B) In the time of C) As a result of D) By reason of
A.
In the event of
B.
In the time of
C.
As a result of
D.
By reason of
查看完整题目与答案
【单选题】一对作减速传动的标准渐开线直齿圆柱齿轮,小齿轮为1齿轮,大齿轮为2齿轮,材料、热处理及齿面硬度均相同,则正常条件下传动时,两齿轮间产生的接触应力和弯曲应力关系为 ______。
A.
σH1>σH2 σF1=σF2
B.
σH1
C.
σH1=σH2 σF1
D.
σH1=σH2 σF1>σF2
查看完整题目与答案
【单选题】下列何项与肝郁化火失眠无关：（ ）
A.
烦躁失眠
B.
面红目赤
C.
心悸健忘
D.
性急易怒
查看完整题目与答案
【单选题】The success or failure of a product seems to be determined by a number of factors, one of which, the author emphasizes, is the consumer's perception of the product's______
A.
quality and price
B.
usefulness and durability
C.
need satisfying capability
D.
appearance and inner packing
查看完整题目与答案
【单选题】A rectangular tabletop consists of a piece of laminated wood bordered by a thin metal strip along its four edges. The surface area of the tabletop is x square feet, and the total length of the strip b...
A.
12
B.
10
C.
9
D.
8
E.
6
查看完整题目与答案
【单选题】下列何项与肝郁化火失眠无关（）
A.
面红目赤
B.
烦躁失眠
C.
心悸健忘
D.
性急易怒
E.
脉象弦数
查看完整题目与答案
【简答题】一对正确啮合的标准渐开线齿轮增速传动，1为主动，2为从动。两轮材料热处理相同，工作时轮齿根部危险截面上的弯曲应力的关系是σ F1 （）σ F2 ；接触应力σ H1 （）σ H2 。
查看完整题目与答案
【简答题】齿轮传动时,两轮轮齿的齿面接触应力σH 相等 ,而两轮轮齿的齿根弯曲应力σF 。
查看完整题目与答案