题目内容

以下关于对接焊缝的描述,错误的是()。

A. 在钢板厚度相差大于4mm的连接中,应从板的一侧或两侧做成坡度不大于1:2.5的斜坡,以减少应力集中
B. 当对接正焊缝的强度低于焊件的强度时,为提高连接的承载力可改用斜缝
C. 在钢结构设计中,若遇板件较厚而应力较小时,可以采用不焊透的对接焊缝
D. 当对接焊缝的质量等级为一级或二级时,必须在外观检查的基础上再做无损检测,检测比例为焊缝长度的20%

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The Californian coastline north and south of Silicon Valley is a trend-setting sort of place. Increasingly, the home interiors of the well-heeled there tend toward one of two (1) . Houses are (2) light flooded, sparse and vaguely Asian in (3) , with perhaps a Zen fountain in one corner, a Yoga area in another. Or they resemble electronic control rooms with all sorts of (4) , computers, routers, antennae, screens and remote controls. Occasionally, both elements are (5) . "She" may have the living room and’public areas, (6) "he" is banished with his toys up or down the stairs.Currently, the gadget lovers have powerful allies. Many of the largest companies in the consumer-electronics, computer, telecoms and internet industries have made a strategic decision to (7) visions of a "digital home", "eHome", or "connected home". Doubting that (8) from corporate customers will ever (9) to the boom levels of the late 1990s, Microsoft, Intel, Sony, Verizon, Comcast, Hewlett-Packard, Apple and others see the consumer (10) their best chance for growth and will be throwing a bewildering (11) of home "solutions" at (12) in the coming months and years.To understand what the (13) ultimately have in (14) it is best to visit the (15) homes that most have built on their campuses or at trade shows. (16) cosy and often intimidating, these feature flat screens almost everywhere, (17) electronic picture frames in the bedroom from the large TV-substitute in the living room. Every (18) has a microchip and can be (19) to, typed into or clicked onto. Everything is (20) to a central computer through wireless links. 4()

A. equipment
B. devices
C. facilities
D. gadgets

Directions:This section is to test your ability to give proper answers to questions. The question will be spoken two times. When you hear a question, you should decide on the correct answer from the 4 choices. Tony, would you mind passing me the milk, please()

A. Of course not.
B. I don’t think it’s so good.
C. Oh, Yes.
D. It’s over there.

If you were to begin a new job tomorrow, you would bring with you some basic strengths and weaknesses. Success or (62) in your work would depend, to (63) great extent, (64) your ability to use your strengths and weaknesses to the best advantage. (65) the utmost importance is your attitude. A person (66) begins a job convinced that he isn’t going to like it or is (67) that he is going to fail is exhibiting a weakness which can only hinder his success. On the other hand, a person who is secure (68) his belief that he is probably as capable (69) doing the work as anyone else and who is willing to make a cheerful attempt (70) it possesses a certain strength of purpose. The chances are that he will do well. (71) the prerequisite skills for a particular job is strength. Lacking those skills is obviously a weakness. A book-keeper who can’t add or a carpenter who can’t cut a straight line with a saw (72) hopeless cases. This book has been designed to help you capitalize (73) the strength and overcome the (74) that you bring to the job of learning. But in order to measure your development, you must first (75) stock of where you stand now. (76) we get further along in the book, we’ll be (77) in some detail with specific processes for developing and strengthening (78) skills. However, (79) begin with, you should pause (80) examine your present strengths and weaknesses in three areas that are critical to your success or failure in school: your (81) , your reading and communication skills, and your study habits. A) ideaB) weaknessC) strengthD) advantage

The Californian coastline north and south of Silicon Valley is a trend-setting sort of place. Increasingly, the home interiors of the well-heeled there tend toward one of two (1) . Houses are (2) light flooded, sparse and vaguely Asian in (3) , with perhaps a Zen fountain in one corner, a Yoga area in another. Or they resemble electronic control rooms with all sorts of (4) , computers, routers, antennae, screens and remote controls. Occasionally, both elements are (5) . "She" may have the living room and’public areas, (6) "he" is banished with his toys up or down the stairs.Currently, the gadget lovers have powerful allies. Many of the largest companies in the consumer-electronics, computer, telecoms and internet industries have made a strategic decision to (7) visions of a "digital home", "eHome", or "connected home". Doubting that (8) from corporate customers will ever (9) to the boom levels of the late 1990s, Microsoft, Intel, Sony, Verizon, Comcast, Hewlett-Packard, Apple and others see the consumer (10) their best chance for growth and will be throwing a bewildering (11) of home "solutions" at (12) in the coming months and years.To understand what the (13) ultimately have in (14) it is best to visit the (15) homes that most have built on their campuses or at trade shows. (16) cosy and often intimidating, these feature flat screens almost everywhere, (17) electronic picture frames in the bedroom from the large TV-substitute in the living room. Every (18) has a microchip and can be (19) to, typed into or clicked onto. Everything is (20) to a central computer through wireless links. 14()

A. notion
B. concept
C. illusion
D. mind

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