生产的

Experimental research on benzophenone synthesis is carried out including catalyst and solvent selection, ratio and temperature control.

把清洁生产理论和多个具体的清洁生产单元技术用于重组和优化二苯甲酮生产的流程结构和过程参数。

Main obstacle reasons in soil of succession planting vegetables in protected cultivation were reviewed from soil maleficent microorganism increment, soil-borne diseases and insect pests to aggravation, soil nutrient imbalance, soil hypo-salinization, soil acidification and plant autotoxicity.

0引言随着我国蔬菜生产的发展，设施蔬菜栽培面积不断扩大，由于设施栽培的特点是采用人工控制，使设施内部形成了一个特殊的生态环境，且多年连作和大量施用化肥，忽视有机肥使用等，使蔬菜生产出现了各种障碍问题，其严重影响了蔬菜生产和农民收益，并成为制约蔬菜生产可持续发展的瓶颈问题。

Because the Petri net can describe intuitionally system characteristics, such as the system's dynamic, asynchronous, concurrent and so on, it very suits to describe the Discrete Event Dynamic System such as logistics system.

本文首先对制造企业内部的几个基本生产过程中的物流进行了分析，分别建立了拉动式生产系统Petri网物流模型、推动式生产系统Petri网物流模型、流水线生产的Petri网物流模型及混合生产线的Petri网物流模型等。

Hangzhou Tianma Textile Machinery Co., Ltd. is the earliest in the non-woven fabrics for professional research and Production business, products related to the scope of the various professional rapier spinning Poncirus the field of production, from the beginning of the GA731 radius of the rapier-based development to the present HGA732 series looms, not only to meet High-end textile fabric weaving, and particularly good at some special professional-woven fabric, such as: a common standard loom, the production of silk yarn and high-precision electronic fabric of electronic coiling off high-end electronic Dobby looms, production All kinds of terry cloth towel loom, wide loom (Reed said the biggest increase was 4.6 meters), all kinds of industries with a cloth loom, Shaluo fabric looms, the Zhuang Shibu electronic Jacquard loom, the production of different warp The double-shaft looms, but also provide root Zelkowa acuminata special requirements of large package of cloth, Vol device as a whole and not for the cheese-and absorbed by the device.

杭州天马纺织机械有限公司是国内最早从事无梭织机专业研究与生产的企业，产品范围涉及到剑杆织机的各种专业纺枳品生产领域，从最开始的GA731桡性剑杆织机为基础发展到现在的HGA732系列织机，不但能满足高档纺织面料织造，并且特别擅长于一些特殊专业织物的制织，如：通用的标准型织机、生产真丝与高支纱等精细织物的电子卷取电子送经电子多臂高档织机、生产各种毛圈织物的毛巾织机、宽幅织机（最大公称筘幅为4.6米）、各种产业用布织机、纱罗织物织机、电子大提花的装饰布织机、生产不同经纱的双层经轴织机等，还可根椐特殊要求提供大卷装的机外卷布装置和用于不整经的筒子经架与匀经装置。

Production frontier contacts with the technical inefficiency, and it is also tallies with the boundary of possible production set.

生产前沿与生产的技术无效性是联系在一起的，同时生产前沿又与生产可能集的边界很好的吻合起来。

Production of "Star" brand of vertical, horizontal piano, Piano Group Co., Ltd. Yingkou Northeast production "Nordica Scafa" brand vertical, horizontal piano; violin class, Taixing Fengling Musical Instrument Co. produced " Feng-Ling "," Yinggehai "," Li "brand series 4/4-1/16 violin; guitar category, Guangzhou Pearl River Piano Group Co., Ltd. production of" Cotton Tree "brand guitar, electric guitar, Canton Sihui City Hua musical instrument produced by the "Star Hill" brand electric guitars, wood guitar, Taixing Fengling Musical Instrument Co. production of "Feng-Ling","Yinggehai","Li" brand of classical, folk, electro-acoustic guitar, Canton Kat Sound Guoqin industry produced by "Voice of Kyrgyzstan" brand guitars.

有限公司的&明星产品&的立式，卧式钢琴品牌钢琴集团有限公司营口东北生产的&诺地斯卡法&牌立式，卧式钢琴，小提琴，泰兴凤灵乐器有限公司生产的&凤翎&，&莺歌&，&李&牌系列4月4日至1月16日小提琴，吉他类，广州珠江钢琴集团有限公司的&生产红棉&牌吉他，电吉他，广东四会市华音乐由&星山&牌电吉他，木吉他制作工具，泰兴凤灵乐器有限公司生产的&凤灵&，&莺歌&，&李&牌古典，民间，电声吉他，广州吉声琴业的&吉尔吉斯斯坦声生产的&品牌吉他。

In this paper, the price formation of natural fuel in the recovery production of small blast furnace in Baguan River Hard-Wearing Cast Plant and prices of cast pig iron in the major cities of the mainland were briefly introduced; cost of production in the recovery production of this blast furnace was bugeted and analyzed ; ways to decrease its cost were put forward.

简介攀枝花市巴关河耐磨铸件厂小高炉恢复生产的原燃料价格构成情况以及国内主要城市的铸造生铁市场行情，对该高炉恢复生产的生产成本进行了预算和分析，提出了降低其生产成本的途径。

Produced by industrial and agricultural use of low pressure polyethylene cylinder Raschel mesh bag, windbreak net, construction net wall spraying, falling rocks to prevent the network, as well as PE rope, 26 Product specifications are Japan in the early 20th century, 90 developed a wide range of for industrial and agricultural production of new packaging and protective products, the entire process of production of non-toxic, non-polluting, no noise, all in accordance with international standards of production.

公司生产的工农业用低压聚乙烯拉舍尔圆筒网眼袋、防风网、建筑外墙喷涂网、落石防止网以及PE绳子，26个规格的产品均是日本20世纪90年代初研制的广泛用于工农业生产的新型包装和防护用品，产品生产全过程无毒，无污染，无噪音，全部按照国际标准生产。

All activities that are carried out according to the planned order re-lease for repetitive manufacturing can be triggered in the shop floor information cockpit.

该过程用于以下类型零部件的生产：一方面，该类零部件总是在流水线设备上以相同的方式进行生产的，有较长的生产周期；另一方面，其生产周期仅需要较少控制行为。

The rapid solidification power technology and the controlled atmosphere bonded technology are utilized manufacturing for high property Silver-Copper bimetal strips.

采用快冷雾化制粉技术和可控气氛复合技术生产高性能的银铜复合带材，可以连续大卷重进行生产，所生产的复合带材厚度比均匀，复合界面清洁、复合强度高，电性能良好，并可根据客户的要求生产不同厚度比和机械性能的带

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。