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【简答题】
11解释滚动轴承代号6305的含义。
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反馈参考答案：
举一反三
【单选题】To start a practicaltransaction, we take pleasure making you a special offer.
A.
to
B.
in
C.
for
D.
of
【多选题】患者男性，36岁，腹部不适，扪及搏动性肿块。超声诊断为腹主动脉瘤。假性腹主动脉瘤的超声图像特点有（）。
A.
腹主动脉旁显示厚壁无回声区
B.
腹主动脉壁回声不均匀，与主动脉壁不延续
C.
腹主动脉破口处，为高速湍流
D.
腹主动脉搏动明显
E.
瘤腔内常可见血栓回声
F.
腹主动脉壁上有破口
G.
病变段腹主动脉前后壁与其两侧的腹主动脉前后壁相延续
【单选题】We take pleasure in you a copy of our price-list.
A.
send
B.
sending
C.
sent
D.
to send
【简答题】We take pleasure in placing an order with you for the following items.
【简答题】We take pleasure in inviting you to come to the anniversary.
【单选题】As ______ , we take pleasure in offering you, subject to our final confirmation, 300 dozen of deerskin handbags style No． MA 190 at ＄124． 00 per dozen CIF Hamburg． Shipment will be effected within 25 ...
A.
requesting, issuing
B.
requesting, issued
C.
requested, issued
D.
requested, issuing
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