基于代数演算法的圆弧插补器，只要改变相应的几个寄存器的予置常数，就可直接插补非圆二次曲线。
The Circle Interpolator based on the algebra figuring, if we change only a few preset constants in the register, we can directly Interpolate a quadratic curves.
结论在手术病人插胃管前进行健康教育，可提高置管成功率，减轻病人心理、生理刺激反应。
Conclusions Health education for patients who are going to detain stomach tube can relieve their mental and physical stress reaction and increase success rate of detaining tube.
目的评价多导丝置管法床边盲插鼻肠喂养管的有效性、安全性。
Objective To evaluate the efficacy and safety of the multi-stylet method for bedside blind placement of nasoenteral feeding tubes.
方法将190例气管插管患者随机分为A、B两组。两种插胃管方法从平均置管时间、恶心发生率及一次置管成功率三方面进行比较。
Method 190 cases of patients with trachea insertion were randomly divided into A and B group, the two group undertaker gastric tuber inserting by different way.
如承置较重物品时，则将加强横梁与栈板本体的相插拼组合，以形成了可承放重物品的栈板。
If heavier articles are held, the reinforced crossbeam and the pallet body can be plugged and combined to form the pallet which can hold heavy articles.
如承置较重物品时，则将加强横梁与栈板本体的相插拼组合，以形成了可承放重物品的栈板。
If heavier articles are held, the reinforced crossbeam and the pallet body can be plugged and combined to form the pallet which can hold heavy articles.
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