end wheel drill 两端装轮式播种机
fluted-wheel drill 槽轮式条播机
plain-end wheel drill 两端装轮式普通条播机
wheel brace drill [机] 手摇轮钻
plain end wheel drill 两端装轮式普通条播机
teeth wheel drill bearing 牙轮钻轴承
wheel-driven drill 地轮驱动的条播机
This paper introduces gear wheel drill speed system which composed of Siemens PLC and Siemens inverter.
介绍了由西门子P LC和变频器组成的牙轮钻机的调速系统。
As the wheel is an important part of the diamond drill, how to design a high reliability of the wheel life and work of diamond drill bit bearings is the purpose of this article.
作为轮式金刚石钻头的一个重要部分，如何设计出具有较高使用寿命和工作可靠性的轮式金刚石钻头轴承是本文的目的。
Wheel is a new diamond drill bit for oil drilling tools, drill bit bearing life with their life impact of crucial importance.
轮式金刚石钻头是一种新型的石油钻探工具，钻头轴承的寿命对其使用寿命有着致关重要的影响。
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