作业

Based on cloud seeding data on April 5,2002 in Henan province,cloud seeding effects were evaluated by six methods,i.e.double contrast method of regional rainfall tendency control,regression analysis method of regional tendency correlation,multiple regression analysis method of regional tendency covariant,floating control historical regression method,cluster-analysis-based floating control historical regression method using rainfall as a covariant and CA-FCM using rainfall and atmospheric perceivable water as covariants.

根据2002年4月5日河南省人工催化增雨作业数据，分别采用作业区域趋势对比双比分析评估方案、区域趋势相关回归评估方案、区域趋势协变量多元回归评估方案、FCM评估方案、以降水量为协变量的CA-FCM评估方案和以降水量与整层大气可降水量为协变量的CA-FCM评估方案进行效果评估。

In oilfield, downhole derricks are the main part that bears the loads in the downhole operation hoist system.

在油田起下油井管柱的各种施工中，作业井架是主要的承力构件，井架的承载性能对井下各种施工作业产生直接影响。

CJobCenter promises to minimize downtimes by providing an architecture that keeps system running in the event of a single system failure .

即使整个网络瘫痪，作业也不会丢失，因为我们使用了检测点技术和作业事件在指定文件中的保存技术。

The semi-submersible ocean deck-barge is one of the new ships emerged in recent years. Submerging-floating technique is employed for loading and unloading. The barge is mainly used in salvage operations, transporting sunken ships, small and medium-sized ships or large structures such as dredgers and oil drilling platforms.

半潜式海洋甲板驳是近年来发展起来的一种新型船舶，它主要采用浮上—浮下方式进行装卸作业，可用于运输沉船，打捞救助辅助作业以及运输各种中小型船舶和大型结构物，如挖泥船，钻井平台等。

Umerical study on collision process between particles and screen plate;2. Progress and trend of screen ers for fine difficult materials;3. The emulator,consisted of a feed hopper,a screen and a product baffle,can dynamically simulate the whole screen process.

ET开发了筛分作业的二维离散元仿真程序SieveDEM，模拟系统由给料漏斗、筛分机和产品隔板等组成，入筛物料的粒度组成、给料量及筛分机的工作参数等均可人为设定，实现了筛分作业全过程的动态模拟。

The fishing range of ordinary spear s is only from one to three millimeters, so some trial fishing operations often need, which increases fishing time and cost.

由于普通打捞矛只有1-3 mm的打捞范围，对于内径不确定的非常规落鱼，打捞作业中经常出现多次起下钻的试打捞作业现象。

There are many factors affecting mountain seismic survey accuracy and efficiency there, i.e. the height accuracy of GPS survey and the operating efficiency under the conditions of forest-covered area and rough topography.

影响山地地震测量精度和作业效率的因素很多，主要是GPS测量的高程精度、森林覆盖区、恶劣地形条件下的作业效率等问题。

The transfer time of work data can be reduced by omitting the transmission of work data, already transferred to the host computer, of the electric fusion welding device.

由于节约了已转移到主计算机的电融焊装置的作业数据的传送，缩短了作业数据的传送时间。

According to the invention, a host computer checks the index of work data stored in an electric fusion welding device against the index of work data transferred to the host computer.

本发明涉及一种主计算机将存储在电融焊装置中的作业数据的索引和转移到主计算机中的作业数据的索引作对照。

So, it is better to do operation under balance and reduce the chance to contact the operating fluid with water phase as much as possible for tight sand gas reservoirs with low permeability.

因此，对低渗透致密砂岩油气藏应尽可能采用负压作业，尽可能减少与水相作业流体接触的机会。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。