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一般煤气管道设计的选择流速，最高都不超过（）米/秒。
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成本利润率指标是反映保险公司经营成本(包括赔款支出和营业费用支出)与保险公司利润的比率关系的指标，它属于保险公司的财务成本指标。()
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堆取料机用液压缸来控制变幅，钢结构+钢丝绳变幅笨重。
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滴定指示剂加入量越多，变色越明显。
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规则绞合线芯中各层绞合方向为（）。
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小、微型出租客运汽车（排气量小于1升）使用年限（）年，使用（）年内，1年检验1次。
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以下哪些过程是tF.E.B.工作站开机过程（）
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相对人不服行政主体作出的影响其权利义务的行政决定时，法律应为其提供行政救济的途径与机会。()
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下列不是葡萄胎转归差的高危因素的是（）。
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In every cultivated language, there are two great classes of words which, taken together, comprise the whole vocabulary. First, there are those words（1）which we become acquainted in daily conversation, which we（2）,that is to say, from the（3） of our own family and from our familiar associates, and（4） we should know and use （5 ）we could not read or write. They （6） the common things of life, and are the stock in trade of all who （7） the language. Such words may be called“popular”, since they belong to the people （8） and are not the exclusive （9） of a limited class. On the other hand, our language （10） a multitude of words which are comparatively （11） used in ordinary conversation. Their meanings are known to every educated person, but there is little （12） to use them at home or in the market-place. Our （13） acquaintance with them comes not from our mother's （14） or from the talk of our school-mates, （15） from books that we read, lectures that we （16） ,or the more （17）conversation of highly educated speakers who are discussing some particular （18） n a style appropriately elevated above the habitual（19） f everyday life. Such words are called“learned”, and the （20） between them and the“popular”words is of great importance to a right understanding of linguistic process. 请在14处填上正确答案（）