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    1. Common bit ranges are 8-bit color (256 colors), 16-bit color (thousands of colors), and 24-bit color (millions of colors).
    ͨһΧ8λɫ256ɫ16λɫǧɫԼ24λɫɫ
    2. Because one-cone bit has the advantages of the three-cone bit and the PDC bit and it makes for their disadvantages, so the one-cone bit is the important chose to drill the small well.
    ̽¼ķչͳҪͷߴСͻڵͷͷPDCͷŵ㣬ͬʱֲ˶ߵIJ㡣
    3. The least significant bit is called the low-order bit; the most significant bit is called the high-order bit.
    ЧλΪλЧλΪλ
    4. The least significant bit is called the low-order bit; the most significant bit is called the high-order bit.
    ЧλΪλЧλΪλ
    5. In this paper, a new small-sized bit is introduced. The bit is mainly composed of a biassed polyconic cutter, a cylindric roller and two bit legs.
    ½һСߴͷҪһƫõĶ׶ֺһԲιּɡ

    bit bore bit drill bit drilling steel
    ͷ;
    bit bore bit drill bit drilling steel
    ͷ;
    Quicker lots bit by bit
    ٶȼӿܶ;
    bit snaffle stiff-bit
    ;
    gradually bit by bit little by little foot by foot stage by stage by degrees
    𽥵;

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