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【简答题】
There is one structure, set of systems, or method of staffing that is appropriate for all organizations.()
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皮皮学刷刷变学霸
举一反三
【单选题】碳素钢按碳的质量分数可分为低碳、中碳、高碳钢,中碳钢的质量分数一般是( )
A.
wC＜0.25%
B.
wC=0.25%~0.6%
C.
wC＞0.6%
D.
wC＞0.77%
【简答题】影响超声波测距的准确性有哪些因素?如何提高超声波测距仪的准确性?
【单选题】This is a _____ book that you may _____ in daily English study. [ ]
A.
referring; refer to
B.
referring; refer
C.
reference; refer to
D.
reference; refer
【简答题】碳的质量分数小于____的钢为低碳钢,碳的质量分数为____、的钢为中碳钢,碳的质量分数大于____的钢为高碳钢。
【简答题】Match daily English
【单选题】It's my daily duty to have the English newspapers ________ to the senior students. [ ]
A.
printed
B.
published
C.
delieved
D.
advertised