It's undoubtedly true that economic and cultural transitions affect dietary intake and activity levels.

Effect of Dietary Zinc Deficiency on the Expression of IGF-ⅱ and GLUT-1 mRNA in Placenta of Pregnant Rats

孕期膳食锌缺乏下向调控胎盘IGF-Ⅱ和GLUT-1mRNA的表达

Effect of short-term dietary calcium deficiency on biomechanical properties of femurs in ovariectomized rats

短期低钙饮食对去卵巢大鼠股骨生物力学特性的影响

Histochemistry of Peripheral Nerve Associated with Dietary Riboflavin Deficiency in Chicken

雏鸡核黄素缺乏症的外周神经酶细胞化学

Effect of Dietary Zinc Deficiency on Brain Microtubule Polymerization at Developing Stage of Mice

发育期锌缺乏对小鼠脑组织微管聚合作用的影响

Influence of dietary selenium deficiency on serum ve concentration in rats

饲料低硒对大鼠血清VE含量的影响

But it also can crop up among otherwise healthy children and in men and women of all ages and cultures, sometimes in response to a dietary deficiency.

但是健康的孩子，不同文化背景不同年龄层次的成人也会突发异食癖，有时只是因为他们的饮食不均衡导致缺乏营养物质。

The effects of a dietary deficiency cannot be studied in a controlled way.

营养不良症不能在一种控制的状态下进行研究。

The utility model belongs to an accessory of a power device of a vehicle, in particular to an oil box of the diesel engine of a tractor.

本实用新型属于车辆动力装置的附件，尤其是拖拉机的柴油机油箱。

It makes full use the advantages such as more power density of hydraulic energy accumulating type, higher control quality of secondary element, work realization in four quadrants, a complete separation of diesel engine and tractor driving load is realized.

该系统充分利用了液压蓄能功率密度大，二次元件具有较高的控制质量，可实现四象限工作等特点，实现了柴油机和拖拉机行驶载荷的分离。

The modular structure design and realization for turbocharged diesel engine cycle simulation program have been studied and stated in detail in this paper.

对涡轮增压柴油机循环模拟程序模块化结构的设计与实现进行了详细的研究和论述。

High speed diesel engine cycle thermodynamic simulation research by means of dual crank conrod mechanism

双曲柄机构高速柴油机工作循环热力学模拟研究

Study on the Graphic Turbocharged Diesel Engine Cycle Simulation

涡轮增压柴油机图形化循环模拟技术研究

On Design and Realization of Modular Structure of Turbocharged Diesel Engine Cycle Simulation Program

涡轮增压柴油机循环模拟程序模块化结构的设计与实现

Bucher Graph of Thermal Flux and Work in Diesel Cycle

狄塞尔循环热流和功的Bucher图

Improvement has been made in Bucher graph in order to Diesel cycle.

本文将Bucher图改进使之能适用于狄塞尔循环。

Availability Study on Thermodynamic Processes of Diesel Cycle

柴油机工作循环热力过程的（火用）分析

And then, the system sends the instructions to control the running of diesel motor and diesel dynamo according to these data.

在柴油机运行中，采集、记录各系统性能参数，并发出指令控制柴油机运行。

However, the diesel dynamo is a reciprocating machine, its structure is complicated, and the faults also show the characteristics of complexity and diversity. It is difficult to identify faults using the traditional diagnostic methods, and has been unable to meet the requirements of modernization.

然而柴油发电机组是一种往复式机械，结构复杂，故障也呈现出复杂性和多样性的特点，应用传统的诊断方法很难进行识别，已不能满足现代化的要求。

Based on industrial computer, a monitor and control system, which is used in shipping host computer and diesel dynamo, is constructed by combining the RS485 and industrial Ethernet.

介绍了以工控主机为核心的船舶主机和柴油发电机组试验台监控系统。

Study of New Type Diesel Dynamo Sets Test by Active Invert Energy Feedback System

新型柴油发电机组试验用能量反馈系统的研究