【单选题】【消耗次数：1】
黄瓜的发芽室温为（ ）
①
A10-15
②
B15-20
③
C20-25
④
D25-30
参考答案：
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相关题目
【单选题】
已知四点A（10、20、30）、B（30、20、10）、C（10、20、10）、D（20、20、30），则对H面的重影点为______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
A与D，D点可见
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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B与C，B点可见
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-ascii-theme-font:minor-latin;
mso-fareast-font-family:等线;
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A与C，A点可见
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
A与C，C点可见
【单选题】
已知三点A（10、20、15）、B（10、0、30）、C（0、10、0），则在坐标面上的点为______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-bidi-font-size:11.0pt;
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A、B、C三点
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-bidi-font-size:11.0pt;
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mso-ascii-font-family:等线;
mso-ascii-theme-font:minor-latin;
mso-fareast-font-family:等线;
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B点
③
Normal
0
7.8 磅
0
2
false
false
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EN-US
ZH-CN
X-NONE
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B、C两点
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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C点
【单选题】
用某种排序方法对线性表（25，87，21，47，15，27，63，35，20）进行排序时，元素序列的变化情况如下：（1）25，87，21，47，15，27，63，35，20（2）20，15，21，25，47，27，63，35，87（3）15，20，21，25，35，27，47，63，87（4）15，20，21，25，27，35，47，63，87则采用的排序方法是___________排序长度为4。
①
交换排序法
②
选择排序法
③
插入排序
④
选择排序
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/30D042F5C5CA20B112953E89D9ECCF60.png title=15.png alt=15.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/79C4B02007A45890BAC544E02B69BB5E.png title=15-1.png alt=15-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/028F192CC9D2AD01452B4D3F4D921B9E.png title=15-2.png alt=15-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/A5D6BA6CE2C3B6379086689A7627120E.png title=15-3.png alt=15-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/65AE7C5AC78CF7ABB33F7DD01861D3EE.png title=15-4.png alt=15-4.png/>
【单选题】
输入10，该程序的运行效果是（） #include void main（） { int a=15,b=25; intp= intq= q=p; printf(%d ,%d\n,*p,*q); }
①
15，15
②
15，25
③
25，15
④
25，25
【单选题】
A点坐标为（10、20、30），B点坐标为（30、20、30）则AB距离为______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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正垂线
②
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
侧垂线
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
正平线
④
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-bidi-font-size:11.0pt;
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mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
铅垂线
【单选题】
设a=5，b=6，c=7，d=8，则执行下列语句后，x的值为：______。
x= IIF((a>b) And (c<d),10,20)
①
300
②
20
③
30
④
10
【单选题】
已知A、B、C三点坐标分别为（10、20、30）（20、40、60）、（30、60、90），则A、B、C三点______。
①
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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表示一个平面
②
Normal
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0
2
false
false
false
EN-US
ZH-CN
X-NONE
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mso-hansi-font-family:等线;
mso-hansi-theme-font:minor-latin;
mso-font-kerning:1.0pt;}
不能表示一个平面
③
Normal
0
7.8 磅
0
2
false
false
false
EN-US
ZH-CN
X-NONE
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表示一个特殊位置平面
④
Normal
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7.8 磅
0
2
false
false
false
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ZH-CN
X-NONE
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mso-style-parent:"";
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无法判断
【单选题】
<img src=https://huaweicloudobs.ahjxjy.cn/C63E9B1544D2B15F47F6F2D3B2BF9599.png title=20.png alt=20.png/>
①
<img src=https://huaweicloudobs.ahjxjy.cn/5698808D5AEFFA350FBAB77886B8D88A.png title=20-1.png alt=20-1.png/>
②
<img src=https://huaweicloudobs.ahjxjy.cn/D079071E686E1FF3B5AE9CE8A0C9160F.png title=20-2.png alt=20-2.png/>
③
<img src=https://huaweicloudobs.ahjxjy.cn/5B0A52BAA01782671B7DE4FA22A354A2.png title=20-3.png alt=20-3.png/>
④
<img src=https://huaweicloudobs.ahjxjy.cn/D234131CFCC01ACED9FF6C52CDE08B9E.png title=20-4.png alt=20-4.png/>
随机题目
【单选题】
患儿胎龄43周,体形瘦长,出生时无呼吸肌力低下,苍白,全身有混浊羊水,该患儿分娩后复苏的第一步应是:（ ）
①
直视下，气管插管吸引
②
口罩或面罩法人工通气
③
气管内插管人工呼吸
④
面罩吸纯氧
【单选题】
关于母乳的成分哪项不正确（ ）
①
初乳质稠略带黄色，含脂肪较少而球蛋白较多
②
初乳含较多微量元素﹑白细胞﹑SIgA﹑生长因子﹑牛磺酸
③
过渡乳含脂肪最高，蛋白质与矿物质逐渐减少
④
每次哺乳时初分泌的乳汁含蛋白质11.8g/L，脂肪17.1g/L