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【多选题】
下列关于淋巴瘤的说法正确的是【 】A.
起源于淋巴结与淋巴组织的恶性肿瘤
B.
多以进行性、无痛性的颈部或锁骨上淋巴结肿大为首发症状
C.
根据免疫学将淋巴瘤分为霍奇金淋巴瘤和非霍奇金淋巴瘤
D.
肿大的淋巴结可以活动，也可相互粘连，融合团块，触诊有软骨样感觉
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反馈参考答案：
举一反三
【单选题】A solenoid valve used in a refrigeration system should be installed （）.
A.
with the axis of the solenoid horizontal, sensing temperature of the box, and upstream of the thermal expansion valve
B.
upright, sensing temperature of the box, and upstream of the thermal expansion valve
C.
upright, sensing temperature of the box, and downstream of the thermal expansion valve
D.
upright, sensing heat of the tail coil, and upstream of the thermal expansion valve
【简答题】指令( )用于取消宏定义
【单选题】In a starting circuit containing a solenoid, when is battery current supplied to the starter motor?
A.
When the remote control switch is closed
B.
At the time the ignition switch is turned to the start position
C.
After the starter pinion is engaged with the flywheel
D.
When the plunger closes the contacts in the solenoid
【简答题】starter solenoid____________________
【简答题】除了#define之外，相应地还有【】指令用于取消宏定义。
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