查询词典 groove

First, by the allocation of irrigation water directly into the ditch outlet Xiaqi, achieve no water loss, greatly improve the utilization of water; are two irrigation systems, replace the pipe with water furrow, not square, and the right to re-use, reducing the irrigation investment; Three is the use of the gate with the outlet opening to adjust a constant and accurate control of flow into the trench plot, for different soil and different groove specifications Xiaqi can greatly improve irrigation uniformity; four gates are porous pipe irrigation system for the flow tubes, and the blind to cross the flow tube as compared to the wall can reduce the work under stress, and reduce the damage to the opportunity to prolong the service life of thin-walled tube; are five gates to facilitate the installation of irrigation systems, pipes, and, upon request, to fight孔安outlet assembly to ensure the accuracy of positioning with the outlet.

一是灌溉水经配水口直接进入沟畦，实现无输水损失，极大地提高了水的利用率；二是管灌溉系统代替配水垄沟，不占地，且右重复使用，降低了灌溉投资；三是利用配水口的闸板开度来调节准确恒定地控制进入沟畦的流量，适用于不同土质和规格不同的沟畦，可大大提高灌水均匀度；四是闸管灌溉系统为多孔出流管，与等过流量的盲管相比，可降低管壁承受的工作压力，并减少受损机会，从而延长薄壁管的使用寿命；五是闸管灌溉系统安装方便，并可根据要求打孔安装配水口，确保配水口定位的准确性。

A groove or flange designed to hold a beveled edge, as of a watch crystal or a gem.

宝石座用来固定斜面的沟槽，如钟表或宝石的

A shear groove in the external casing or other appropriate means so arranged that should the valve casing be removed by a severe impact the sealing capability of the valve closure shall not be affected.

e阀外壳应有削弱部分，当在强烈撞击下阀壳被折断时，内部截至阀应保持有效关闭。同时，阀门的操作机构不能直接连接阀板。

Once the end connector engages the O-ring seal, no more than 1/8 to 1/4 turn of the union nut will fully compress the O-ring in its groove.

一旦端口连接件啮合到O形环密封后，管接螺母再旋转的圈数不要超过1/8圈或1/4圈，这样就足以将O形环紧压在它的槽内。

On the basic of the reference,aimed at high basicity agglomerated flux ,the relation of the parameters including the current,voltage and welding speed,the position of the twin-wire and its space,the heat input and the form of groove was systemically analyzed by the overlaying o.

在参考相关文献的基础上，针对高强钢用高碱度烧结焊剂，通过在平板表面堆焊和V型坡口对接板试验，系统分析了焊接电流、电弧电压、焊接速度、双丝位置组合及间距、线能量、坡口形式等与焊道成形的关系。

Dongziya Tunnel DK683 +938 ~ DK684 +076 segment is with Dukang groove fault fracture zone, in which the DK683 +938 ~ DK684 +004 segment is shallow-buried. Shallow-buried depth of tunnel, fractured,rock of tunnel are apt to cause vault subsidence, horizontal convergence, collapse in excavation progress.

洞子崖隧道DK683+938～DK684+076段属杜康沟断层破碎带，其中DK683+938～DK684+004段为浅埋段，隧道埋深浅、围岩较破碎，施工中易出现拱顶下沉、水平收敛、坍塌等现象。

After eve lunch time passes, the flower of cook leaf camphor tree of groove guard of nature of level of state of 9 dragon hill compares the county that satisfy prosperous before any attentive, all over one ground to wiping hearth again, there is taste of a kind of inarticulate in the heart.

前日午饭时间过后，遂昌县九龙山国家级自然保护区的炊事员叶樟花比以往任何一次都细心，一遍又遍一地擦拭着灶台，心里有一种说不出的滋味。

The company has windowed corrugated plate packing, small ripple from the saddle ring loose fill, such as utility model patents, the main processing and manufacturing of petroleum, chemical, oil refining, coking, pharmaceutical and other industries within the pieces of stainless steel towers, such as: air-tube distributor, distributor disc groove, double row vane distributor, driven valve trays, tongue-shaped tray, floating tongue trays, sieve trays, bubble cap trays, metal mesh corrugated structured packing, metal packing puncture calendering, sheet corrugated structured packing, turtle nets, packing bearings, all kinds of loose packing such as Rasi ring, Pall Ring, ladder ring, flat ring, Intalox ring, metal wreath tower, etc.

公司拥有开窗式孔板波纹填料，细波纹环距鞍散堆填料等实用新型专利技术，主要加工制造石油、化工、炼油、焦化、制药等行业不锈钢塔器内件，如：管式空气分布器、槽盘式分布器、双列叶片式分布器、导向浮阀塔盘、舌形塔盘、浮舌塔盘、筛孔塔盘、泡罩塔盘，金属网孔波纹规整填料、金属压延刺孔波纹填料、板波纹规整填料、龟甲网、填料支承，各种散堆填料如拉西环、鲍尔环、阶梯环、扁环、矩鞍环、金属花环等塔内件。

Tongue or groove joint Grooves terminated before the edge.

舌头或联合槽槽前终止优势。

He slides the Mozart album from its sleeve, lays it on the platter, and lowers the tone arm to his favorite cut. The needle HISSES in the groove...and the MUSIC begins, lilting and gorgeous.

他从封套中取出唱片，放在托盘上，把唱臂放到他最喜欢的一节上，唱针在唱片的凹槽上发出'嘶嘶'声，音乐响起，明快、宜人。

Objective: To study the effect of polycythemia on blood oxygen saturation.

裴蕾目的：观察RBC剧增而引起的高粘血症对血氧饱和度的影响。

Based on SIMPLER algorithm in the curvilinear body-fitted coordinates, the calculations were performed for Pr=0.7, Re=10~1000 on non-orthogonal non-staggered grids which are generated by elliptic equation systems.

采用曲线坐标系下压力与速度耦合的SIMPLER算法，数值研究了周期性渐扩渐缩波纹通道内脉动流动与换热情况，流动Re数的范围为10~1000，Pr数为0.7。