By transforming the liquid exchange between packing and column wall into that between the node net of packing and the node net of column wall , the liquid distribution model for the column wall zone around a packing element was presented 通过将填料与塔壁间的液体交换规范成填料节点网与塔壁节点网间的液量传递建立了填料单元对应塔壁区的流体分布模型。
The prescribed limit is set at 22 micrograms of alcohol per 100ml of breath , or 50mg of alcohol per 100ml of blood , or 67mg of alcohol per 100ml of urine . any driver found exceeding the prescribed limit might face prosecution under the law 法定的含酒精度上限定为每100毫升呼气量内含22微克酒精或每100毫升血液量内含50毫克酒精或每100毫升尿液量内含67毫克酒精。
The main ideas in this dissertation are motivated from industry applications , which are listed as follows : 1 . quasi - steady - state linear data reconciliation is defined for mass balance of a whole factory by taking the storage capacity of devices into consideration 以全厂物流数据协调为背景，针对流程工业特性，综合考虑容性节点贮液量的动态变化，引入了线性准稳态数据协调。
Downhole temperature profiles have been simulated under different conditions of fluid output , production time , off production time , formation parameters , geothermal gradient , bed thickness , welibore radius and so on , and simulation results are analyzed and discussed 本文模拟了产液量、生产时间、停产时间、地层参数、地温梯度、层厚及井筒半径等不同条件下的井下温度场分布，并对模拟结果进行了分析和讨论。
Fpso is the first production vessel using multipurpose swivel and single power termination parking unit , which has the functions of power supply and crude oil treatment with a dealing capacity of 125 thousand barrels of fluid and 60 thousand barrels of crude oil every day 浮式生产储卸油轮是世界上首次使用多功能旋转接头与半沉没式单点系泊结合的油轮系统，具有电力供应、原油净化处理等功能，高峰日处理液量为12 . 5万桶，日处理油量为6万桶。
For improving the flow manner on the plate , the downcomer apron was modified from straight shape to trapezoidal shape . the hydrodynamics performance of the modified ctst tray , for example , the pressure - drop of dry tray and wet tray , liquid weeping and vapor entrainment etc were measured 对优化后的塔板流体力学性能进行了测试，分别测量了不同气液流量下的干板及湿板压降、雾沫夹带量和漏液量等数据，并与改造前的塔板流体力学性能进行了对比。
The results of microbial degradation of the herbicide showed that nyb1 and nyb4 had special ability to degrade the chemical from those bacteria tested in cultured media added a series volumes ( 5 - 20 % in total volume ) of bacteria suspension while the concentration of the herbicide at 50 mg / l in the media 在精喹禾灵添加浓度为50mg l的基础培养基中，分别加入液量为总体积5 20 nyb1和nyb4菌株的培养液，降解试验结果表明两种菌株均对精哇禾灵的降解作用明显。
The main results in this paper are as follows : ( 1 ) study on starting up performance of thermosyphon : according to the study on the states before and after starting up of thermosyphon with the various filling amount , it is considered that the phase change heat transfer inside the copper - water thermosyphon with a large ratio of length and diameter is not only influenced by the boiling degree of superheat , but also controlled by evaporation and companied with the boiling of the thin liquid film 本文的主要研究结果为： （ 1 ）热虹吸管启动性能的研究：通过对从不同充液量、启动前状态、内部汽化核心状态对启动的影响所进行的试验研究，认为大长径比的铜?水热虹吸管管内相变不仅仅为沸腾，而是以蒸发为主，伴有薄液膜的沸腾。
Based on conclusion of practical experience from polymer flooding pilot test , and in combination with theoretical calculation and analysis of numerical simulation , the varying range of main production index by polymer flooding is determined , varying mode of liquid production , comprehensive water cut , oil production and incremental oil by polymer flooding is set up by adopting reservoir engineering method , forming simplified , fast and feasible method for calculating production index by polymer flooding , which provide practical and theoretical basis for making polymer flooding programe 本文在总结聚合物驱矿场试验实践经验和结合数值模拟理论计算分析的基础上，研究确定聚合物驱主要开采指标的变化范围，采用油藏工程方法建立聚合物驱采液量、综合含水、采油量和增油量的变化模式，形成简便、快速、实用的聚合物驱开采指标测算方法，为编制聚合物驱规划方案提供了实践和理论依据。
The model of variability of submergence depth is established based on the law of volume balance , and the changing trends of parameters like submergence depth etc are analyzed . according to the principle of supply and discharge balance , the method to predict oil yield is presented . subject to different objective functions , the corresponding optimum combinations of suction parameters are analyzed , and the importance of choosing objective function to optimum combination of suction parameters is emphasized 本文研究了油井流入动态关系，根据井筒内液量平衡原理，建立了沉没度变化的数学模型，分析了沉没度等参数变化规律；根据油井供、排平衡原则，得出了抽油泵排量系数相对稳定状态下产量预测的关系；分析了不同目标函数下，油井抽汲参数的组合效果，指出了目标函数选取对参数合理组合的重要性。
