By the running tests of automobile,marine in inland river,stationary set of generator and full scale engine on bench,the practical economy of middle & high grade diesel engine oil from oil decay,machine parts wear,consumption of fuel oil and detergence evaluation of engine was studied overall. It provides reliable basis for guiding users to make reasonable use of oil and study on formulation of internal combustion engine oil.
Bureau of Shuikoushan Mines applied target management method to strengthen electric energy management and implementation reasonable use electric and economical operational plan. Remarkable economic benefits have been obtained in this bureau.
Finally,the authors set forth some suggestions on the relationship between the reasonable use of water and the existence of vegetation. These will have some directive significance for the eco construction of Northwestern development.
The author proposes high Fe raw mix proportioning programme, KH 0.92～1.03, C_4AF≥18 per cent, C_3S≥ 55 per cent, C_2S≤16 per cent and summarizes experience with reasonable air, quick burning and low cooling and so forth which should be paid attention to when manufacturing highway cement by shaft kiln.
Objective To study the relationships between supplied oxygen concentration (FsO_ 2 ), flow rate (flow) and inhaled oxygen concentration (FiO_ 2 ) in neonates when oxygen is given via oxygen hood; and to study what are the most effective ways of supplying oxygen in neonates.
The results presented and conclusions reached should enable the chromatographer to come to a decision about the reasonable use of these options now provided by multichannel detection in HPLC.
In order to have a more reasonable use of testing data, samples from population were stratified suggested by the stratified random sample model (SRAM).
A reasonable use of a karst water resource and its better management cannot be considered without artificial control of the groundwater regime, i.e., without adjusting the regime to human demands.
Owing to a minimal emotional impact on the child and to a reasonable use of economical resources, we consider day surgery the ideal way to treat these patients whenever possible.
A cultural experiment was carried on in Chengjiao People′s Commune,Shuyang County, Jiangsu Province with the aim of attaining high yield and low cost in wheat production. An average per mu yield as high as 545.3 kg in an area of 100 mu was obtained. The production cost was 8.8 yuan for 100 kg of grain in comparison with 11.4 yuan in ordinary fields, i.e. 30.7 percent lower.The results of the experiment showed that a model of proper structure of dynamic population in winning a high yield over 500 kg per mu f...
Optimum economical amount of mulberry leaves has been studied for raising the fifth instar silkworms incubated from the eggs on each piece of paper,i.e.20,000 silkworms. The experiments of the ration of the feeding weight have been carried out for many times. The results showed that during the 5th instar the relationship of the changes between various feeding weight and main economical properties of the silkworms follows a certain law in designed ranges, There is an evident limit of the "amount" in the chan...
Chiefly on the basis of the Song ships excavated at Quanzhou Bay, this paper traces the development of the shipbuilding industry at Quanzhou, Fujian Province, during the Spring and Autumn Period (770 B. C. to 476 B. C.) to the Song Dynasty (A. D. 960—1279) and describes the advanced shipbuilding techniques during the Song Dynasty at Quanzhou, such as ship forms, watertight compartments, multiple shell plates, multiple masts, lifting rudders, as well as the rational utilization of materials.
合理用
reasonable use
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