We should arrange reasonable nutrition for the three meals every day.

A: I eat at least three meals a day.

我一天至少吃三顿饭.

The tour includes the air fare, hotel accommodations and three meals each day.

这次旅行包括了机票 、 旅馆住宿和每日三餐.

Are all meals included in the price?

三餐都包含在费用内 吗 ?

He who waits upon fortune is never sure of dinner.

等待财富从天而降的人三餐不继.

In 1971, Larry Stewart was young, poor and hungry.

一九七一年, 年轻的赖利?史都华穷困潦倒、三餐不继.

Sounds very good. Are all meals included in the price?

听起来很不错. 三餐都包含在费用内 吗 ?

PQC reinforces that quality standards are achieved with the final customer satisfaction in mind.

质量认知度检查强化了时刻铭记最终客户满意度来实现质量标准的观念。

PQC tool is developed based on PQC technique.

根据本技术，PQC工具被开发实现。

Study on the Kinetic Determination of Trace Mercury(ⅱ) in Waste Water with PQC Sensor

动力学-压电石英晶体传感器测定水中微量汞的研究

The main circuit of Power Quality Compensator ( PQC) for distribution system is studied in this paper.

对配电系统电能质量补偿装置的主电路进行了研究。

Secondly, aiming at the physical phenomenon that vibration of particles in fluctuating wind field, after setting the Nonlinear non-autonomous system model, we studied the dynamic characteristics of periodic vibration, period-doubling bifurcation, QPO, chaos and so on.

其次，针对颗粒在风场作用下来回振动这一物理现象，本文通过建立非线性非自治系统模型并求解，对颗粒的周期运动，倍周期分岔，准周期运动，混沌等动力学特性进行了研究。

The theory of Quasi-periodic Oscillation ( QPO) in Low-mass X-ray Binaries ( LMXB) is discussed in this paper. Beat-Frequency Models ( BFM), including development, are presented in detail.

本文简略地叙述了低质量X射线双星中准周期振荡（QPO）现象的理论解释，对其中的差频模型（BFM）和它的一些发展作了较为详细的介绍。

QPO is believed to be an effective approach to detect the accretion process near BHs since its time scale is equivalent to the dynamical time scale in the inner region of an accretion disk.

由于其时标与黑洞吸积盘内区的动力学时标相当，QPO被认为是探测黑洞附近吸积过程的有效途径。

The basic observational data of Quasi-periodic Oscillations ( QPO) in Low-mass X-ray Binaries ( LMXB) are described systematically in this paper.

本文系统地介绍了低质量X射线双星（LMXB）中的准周期振荡现象的主要观测事实。

As the black hole gets bigger, the zone of swirling gas is pushed farther out, so the QPO ticks away slowly.

随着黑洞的越来越大，旋转的气体带向外围扩展得更远，因此似周期震荡持续的时间较长。

Online monitoring of Power Quality disturbances ( PQD) is a direct and effective way to obtain PQ information, and it has become a hot research subject in IEC technical fields.

电能质量扰动在线监测是获取电能质量信息的直接有效途径，其方法研究业已成为电工技术领域的热门前沿研究课题。

In the present paper, we obtain stability of sums of weighted for pairwise PQD sequences and pairwise NQD sequences.

本文讨论了两两PQD列及两两NQD列两类相关列的加权和的稳定性。

The proposed algorithm is simple and suitable for programming with low computational load, and case study shows that it locates the PQD sources automatically and accurately.

算例分析表明，该算法不仅可实现配电网络中电能质量扰动源的自动、精确定位，而且具有简洁直观、计算量小、适于计算机编程实现等优点。

Amplitude deviation ( AD) and phase deviation ( PD) are the important compositions of power quality disturbance ( PQD).

幅度变化（AD）与相位变化（PD）是电能质量扰动的重要组成部分。

The last part includes our numerical results about the QOD model. THE CANONICAL TRANSFORMATION AND THE SPIN WAVE IN TWO DIMENSIONAL HEISENBERG ANTIFERROMAGNETIC SYSTEM

第四章，介绍了一种准一维反铁磁海森堡自旋模型的数值模拟结果。二维Heisenberg反铁磁系统中的正则变换和自旋波