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【单选题】
在下图所示受扭圆轴横截面上的切应力分布图中,正确的切应力分布应是 ( )A.
B.
C.
D.
D
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反馈参考答案：
举一反三
【简答题】A．frequency B．degree C．extent D．depth
【单选题】For an opaque object, what happens if the new pixel has a depth value smaller than the previous value in depth buffer
A.
The new pixel will be discarded
B.
The depth buffer will be updated but color buffer remains
C.
Both the color buffer and depth buffer will be updated
D.
The two pixels will be blended
【单选题】Depth dimensions are measured with ( ).
A.
vernier caliper
B.
depth vernier caliper
C.
inside micrometer
D.
dial test indicator
【单选题】图示为一具有球对称性分布的静电场的E~r关系曲线,请指出该静电场E是由下列哪种带电体产生的.
A.
半径为R的均匀带电球面
B.
半径为R的均匀带电球体
C.
半径为R、电荷体密度为 (A为常数)的非均匀带电球体
D.
半径为R、电荷体密度为 (A为常数)的非均匀带电球体
【单选题】下列词语中加 横线 的 字的 注音全都正确的一项是 ( )
A.
洗马(xǐ) 逋慢(bū) 陨首(yǔn) 更相为命(ɡènɡ)
B.
日笃(dǔ) 闵凶(mǐn) 拔擢(zhuó) 门衰祚薄(zuò)
C.
陛下(bì) 险衅(xìn) 盘桓(yuán) 猥以微贱(wěi)
D.
优渥(wò) 矜育(jīn) 侥幸(jiǎo) 终鲜兄弟(xiān)
【单选题】All echo-sounders can measure the ______．
A.
Actual depth of water
B.
Actual depth of water below keel
C.
Average depth from waterline to hard bottom
D.
Average depth of water to soft bottom
【单选题】The controlling depth of the river is ().
A.
the minimum depth of the river prescribed in the channel maintenance program
B.
the edge of a dredged channel
C.
the highest level to which the river may rise without flooding
D.
the least available water in a channel which limits the draft of boats and tows
【简答题】深度知觉(Depth perception)
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