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矿井的通风方法包括哪些？
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盆式支座橡胶板直径不大于1000mm时，橡胶板与盆环的直径间隙不得大于（）mm。
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Once there was a little girl who came to live in an orphanage (孤儿院). As Christmas time was drawing near, all of the other children 11 telling the little girl about the beautiful Christmas tree that would appear in the hall downstairs on Christmas morning. After their usual 12 , each child would be given their only Christmas gift, a small orange. The headmaster of the orphanage was very 13 with the kids. So on Christmas Eve, when he 14 the little girl slipping down the stairs to peek（偷看）at the much-heard-of Christmas tree, he 15 that the little girl would not receive her Christmas orange because she had been so curious as to disobey the rules. The little girl ran back to her room 16 , crying at her terrible fate. The next morning as the other children were going down for breakfast, the little girl stayed in her bed. She couldn’t 17 the thought of seeing the others receive their gift while there would be 18 for her. Later, as the children came back upstairs, the little girl was surprised to be handed a napkin (餐巾). As she carefully opened it, there, to her 19 , was an orange all peeled and sectioned (分瓣). “ How could this be? ” she asked. Then, she realized how each child had taken one section from their orange for her so that she, too , would have a Christmas orange. What an example of the true meaning of Christmas those orphan children showed that morning! How I 20 the world would show the same kind of concern for others, not only at Christmas, but throughout the year! 请在11处填上正确答案（） 请在12处填上正确答案（） 请在13处填上正确答案（） 请在14处填上正确答案（） 请在15处填上正确答案（） 请在16处填上正确答案（） 请在17处填上正确答案（） 请在18处填上正确答案（） 请在19处填上正确答案（） 请在20处填上正确答案（）
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您需要将一台Windows2000服务器连接到网络中的某一台NetWare4.11服务器上而假定您并不确定将要连接的NetWare服务器所使用的帧类型所以，您在配置NWLinkIPS/SPX协议时使用了“自动探测帧类型（AutoFrameTypeDetection）”的选项如果它探测到多个NetWare服务器所使用的不止一种的帧类型，那么，Windows2000服务器将使用其中的哪一个作为默认设置（）
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既可起气动补偿作用又可起到平衡作用的是：（）.
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主体
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诊断甲状腺功能亢进的特征性改变是（）
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经常使用的看板一般分为（）。
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“定海三总兵”(指哪三人)
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简述声测法电缆故障定点原理。