可变臂(variable arm):其长度在不同的tRNA 分子之间变化最大。根据可 变臂的大小,可把 tRNA 分为两大类:第一类 tRNA 可变臂由 3~5 个核苷酸组 成,占所...
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Theoretical formulas were established by overall analysis to the progressive rate springs with variable arm length, and their results were obtained by experiment test.
通过对变撑臂渐硬性钢板弹簧的全面研究，推导出理论计算公式；通过试验测试，得到了试验结果。
Control of a flexible robot arm with variable sections is studied.
研究了柔性变截面滑移式机械手臂的控制。
When the arm runs to the upper and lower two limit position, respectively press the lower limit switch, cut off the main control circuit, variable amplitude motor parking, to limit the role.
当臂杆运行到上下两个极限位置时，分别压下限位开关，切断主控电路，变幅电机停车，达到限位的作用。
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