题目内容

单向拉伸(压缩)应变测量中，在主应力和垂直于主应力方向上各贴一枚应变片，材料波桑比为0.3，可组成的电桥的最大输出是实际值的1.3倍。()

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第二节书面表达
情景：
你的外国朋友Tom要来你居住的城市旅游，希望你向他推荐一家旅馆。
任务：
请你给Tom写一封50个词左右的短信。内容包括：
.旅馆的名称和位置；
.旅馆的设施和服务；
.旅馆的联系方式。
请用下面格式。
Dear Tom.
…
Li Min

电桥的四臂都是应变片，当处在相同的温度场时，温度引起电桥的输出为零。()

椭圆齿轮流量计是借助于固定的容积来计量流量的，与流体的流动状态及粘度有关。()

Question 3
(a)Define a promissory note.
(b)State whether each of the following negotiable instruments is valid.
(i) A bill reads "pay ＄1,000 out of money to be received by you from Mr. Gao".
(ii) A bill of exchange reads "pay ＄10,000, charge the same to the sale proceeds of 100 cartons of toys shipped per SS Mingzen".
(iii) A bill of exchange which is stated as being payable on arrival of goods at a specified port.
(iv) Is a bill of exchange which is payable on a person's marriage valid？
(v) A bill of exchange is drawn in favour of a minor, a person below the age of eighteen.
(vi) A bill of exchange reads "we hereby request you to pay on our account to the order of Gao＄1,000".
(vii) A bill of exchange reads "pay to our order the sum of ＄5,000 in accordance with your undertaking authorized through Bank of Hongkong".
(viii) Is a cheque which reads "pay order" valid？
(ix) A promissory note reads "I promise to pay on or before Dec 1st, 1998 Mr. Gao or order the sum of ＄10,000 only for value received. Signed".
(x) Is a promissory note which reads "to be paid back in full by 1 July, 1988" valid？