Until the 18th century mankind's output had been restricted by the amount of physical force that humans (and domesticated animals) could exert and by the amount of wood that people could chop down.
直至18世纪前，人类的产出仍受制于人(及家畜)的体力以及砍伐树木的数量。
Output operand expressions must be lvalues. The input operands are not restricted like this. They may be expressions.
输出操作的表达式必须是数值，输入操作没有这个限制，他可能是表达式。
In this way, the output of PSF is restricted, the quality of product is decreased and unit energy consumption of pellet is increased.
主要危害是限制了竖炉产量、降低成品球质量及增加工序能耗。
With this configuration, reduction in the power output from the heat engine, from which exhaust heat is recovered, is restricted, and the degradation of the acceleration performance is minimized.
通过这种配置，限制了输出自从其回收废热的热力发动机的功率的降低，并且最小化了加速性能的劣化。
With optimization and restricted targets, it uses the means of linear quadratic optimal control to get the current controller output.
根据优化及约束目标，再将其转化为线性二次优划问题从而得到系统当前的控制动作。
For the difference output, designs a current switch signal generator with high cross-point and restricted voltage range to decrease the glitch of output, in order to obtain a good dynamic performance.
对于差分输出的数模转换器，设计了能够产生高交叉点控制信号的电流源开关控制电路以减少输出的毛刺提高整体的动态性能。
The output power of the switched capacitor DC DC converter is restricted by the capacitance of the series parallel(SP)capacitors and the switching frequency.
开关电容DCDC变换器的输出功率受电容网络中电容取值及开关频率的限制，电容器的集成是开关电容DCDC变换器集成的关键。
Occasionally, salt produced in southwest region output some places that is restricted to the adjacent counties.
西南地区所产盐偶有输出，仅局限在相邻的州县。
In the operation of practical power system, the power output of some machine-group is restricted.
实际电网运行中，存在机群出力受约束的情况。
In the operation of practical power system, the power output of some machine-group is restricted.
实际电网运行中，存在机群出力受约束的情况。
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