Sorting before finishing, proper mechanical operations during finishing and good selection and match of the finishing chemicals etc. were key points in producing a high quality leather.
通过对涂饰前革坯的挑选，涂饰过程中的机械操作以及涂饰化料的选择与搭配等方面进行合理控制，成革的质量可以显著提高。
This can cut the time required to process queries by as much as 20 percent because more data can be kept in memory, reducing the number of I/O operations to slower mechanical disk drives.
这导致处理查询所需的时间降低了 20%，因为可以在内存中保存更多数据，减少了对缓慢的机械磁盘驱动器的I/O操作次数。
Typical assignments for mechanical engineers on the program may include manufacturing, safety, operations, maintenance, reliability, and design roles.
典型的机械工程师的职位机会包括：制造、安全、运营、维修、可靠性分析，设计等。
Tolerances cover dimensional variation and surface-roughness range and also the variation in mechanical properties from heat treatment and other processing operations.
公差这个概念既包括尺寸偏差范围和表 面粗糙度范围，也包括由热处理和其它处理操 作所引起的机械特性的变化。
We can perform the pipe by following operations: cutting and mechanical chamfering, manual and automatic welding.
咱们可以对管子进行下面所开列预制加工：割切以及机械加工坡口，手工以及自动烧焊等。
Because the CERTIS system is set without string rotation or mechanical movement, operations are faster and involve less risk, especially in subsea environments.
使用CERTIS系统无需旋转或机械活动管串，作业速度更快，相关风险更小，尤其适用于水下环境。
The most common finishing operations are mechanical, such as milling, grinding, or polishing with abrasives.
最普通的精加工工序是用机械的方法，如研磨，磨削或用磨料。
Expertise in mechanical engineering and operations management is pre-requisite.
在机械工程和操作管理上的专业技术是必要的条件。
There will also be courses in the application of these principles in operations and production management, mechanical systems design, and other venues.
其他的课程还包括管理的生产营运规则，力学系统设计等。
Today's advanced medicine can already use a mechanical hand to perform important operations on patients.
现在进步的医学已经能够运用机械手为病人做重大手术。
The utility model provides a mechanical device used for the operations and the rehabilitation of the spinal columns, and the trunk supporting radian oft the utility model can be adjusted continuously.
提供了脊柱手术及脊柱康复二用、躯干托弧度连续可调的机械装置。
Mainly engaged in rivers, lakes, sea, reservoirs, electric power underwater engineering operations and ship repair, ship agency, electrical and mechanical equipment installation and other services.
主要从事江、河、湖、海、水库、电力等水下工程作业及船舶修理、船舶代理、机电设备安装等服务。
Mainly engaged in rivers, lakes, sea, reservoirs, electric power underwater engineering operations and ship repair, ship agency, electrical and mechanical equipment installation and other services.
主要从事江、河、湖、海、水库、电力等水下工程作业及船舶修理、船舶代理、机电设备安装等服务。
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