res is the usual result of an I/O operation: the number of bytes transfered, or a negative error code.
res是IO操作的通常结果:传输的字节数,或者负值的错误码。
Unary operators perform an operation on a single operand, such as returning the negative or positive value of a numeric expression.
一元运算符对单个操作数执行操作,如返回数值表达式的负值或正值。
In recent years "managed the city" the operation pattern to obtain the certain result while our country, also appeared some deviations or the negative effect.
近年来“经营城市”运作模式在我国取得一定成效的同时,也出现了一些偏差或负面效应。
Results 18 cases were cured clinically, sputum was negative, and shadow on lung vanished, no operation complication. The shadow on the lung was vanished or become fibrous degeneration.
结果18例病人全部临床治愈,痰菌转阴,肺部阴影消失或纤维化,无手术并发症。
Security: Our equipments have ant-blocking device, also have pressure gauges, alarms, safety valves and vacuum equipment. Normal operation are going on under negative pressure or ordinary pressure.
答:(1)安全:我们的设备有防堵塞装置,还配有压力表、报警器、安全阀、负压设备,正常运行都是负压或常压下工作。
The saw-tooth carrier waves with positive or negative slope alternately are studied and applied into the three-phase PWM inverter soft-switching operation.
研究采用正负斜率交替的锯齿载波,成功地解决了主电路在任何电压矢量下都能实现零电压开关动作;
The saw-tooth carrier waves with positive or negative slope alternately are studied and applied into the three-phase PWM inverter soft-switching operation.
研究采用正负斜率交替的锯齿载波,成功地解决了主电路在任何电压矢量下都能实现零电压开关动作;
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