60．肛管排气时,肛管插入肛门的长度为

【单选题】膝部约束带用宽布制成，宽（） cm，长250 cm，宽带中间相距15 cm，分别钉两条双头带。

① 9

② 7

③ 8

④ 10

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【单选题】一般把电阻率在10-4Ω.cm至1010Ω.cm的材料称为（）。

① 半导体

② 导体

③ 绝缘体

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【单选题】牡丹定植间距的行距[ ]50cm、株距[ ]40cm

① 50cm，40cm

② 80cm，90cm

③ 90cm，80cm

④ 20cm，10cm

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【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______。

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【单选题】微小胃癌（直径是）和小胃癌（0.5 cm<直径≤1.0 cm）

① <0.5cm

② <1cm

③ ≤0.5cm

④ >0.5cm

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【单选题】造口的理想高度为（）cm

① 0.5-1cm

② 2-3cm

③ 3-4cm

④ 1-2cm

⑤ 2.5-3cm

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【单选题】吸脂管长度一般在（）cm

① 8~20

② 10~35

③ 15~40

④ 20~40

⑤ 25~45

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【判断题】播种最低温度常以10cm土壤温度为标准。

① 正确

② 错误

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【判断题】 The bronze horse, 43.5cm high and 45 cm wide.

① 正确

② 错误

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【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

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