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【判断题】
杂化轨道与原子轨道一样既可以形成 s 键,也可以形成 π 键A.
正确
B.
错误
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【简答题】甲、乙两车床生产同一种零件．现从这两车床产生的产品中分别抽取8个和9个，测得其外径(单位：mm)为： 甲：15.0，14.5，15.2，15.5，14.8，15.1，15.2，14.8 乙：15.2，15.0，14.8，15.2，15.0，15.0，14.8，15.1，14.8 假定其外径都服从正态分布，问乙车床的加工精度是否比甲车床的高(α=0.05)?
【简答题】A beneficiary usually refers to（ ）．
【简答题】Prior to transfer of the credit, the first beneficiary must instruct the transferring bank that (1)( ) he will transmit all the amendments hereafter to the second beneficiary. (2)( ) whether or not ...
【单选题】有三个土样,测得液性指数 均为 0.25 ,其天然含水率 和塑限 分别如下,试问哪个土样属于黏土?
A.
w=30%，wp=26.5%
B.
w=25%，wp=22%
C.
w=25%，wp=23%
D.
w=35%，w p =30%
【单选题】有三个土样,测得液性指数 均为 0.25 ,其天然含水率 和塑限 分别如下,试问哪个土样属于黏土?
A.
=30% ， =26.5%
B.
=25% ， =22%
C.
=25% ， =23%
D.
w =35% ， =30%
【简答题】The first beneficiary may request that payment or negotiation be effected to the second beneficiaries at the place to which the credit has been transferred up to and including the expiry date of the c...
【单选题】If the credit is inconsistent with the contract of sale, the beneficiary shall propose amendments to ( ).
A.
issuing bank
B.
applicant
C.
beneficiary
D.
advising bank
【简答题】There are three kinds of advising amendment to the transferee: (1) ______ of beneficiary's rights on amendments. (2) ______ of beneficiary's rights on amendments. (3) ______ of beneficiary's rights on...
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