一般球阀的结构分为浮动球球阀和固定球球阀两类。
Generally ball valve's structure divides into the fluctuation ball ball valve and the fixed ball ball valve two kinds.
摄像机种类包括固定摄像机，固定球形摄像机和室内外高速球机。
Cameras include a fixed camera, a fixed dome camera, and indoor and outdoor speed dome models.
给出了一种高加工效率和高精度，适用于中小口径固定球球体轴孔加工的工装。
The new process can ensure body machining precision and raising the body machining efficiency.
介绍了固定球球阀的密封原理和阀座密封力的计算，分析了加工误差对密封性能的影响，提出了改进意见。
Introducing the sealing principle of fixed ball valve and the calculation of seat sealing force, analyzing the effect of machining error upon sealing property and putting forward improving opinions.
有时大炮是固定的位置，其他时候你必须使用发射它的力量把它推到一个你可以击中球的点。
Sometimes the cannon is fixed in position, and other times you have to use the force of firing it to push it into a spot where you can hit the ball.
一个永久固定在海港的锚，供系泊一艘船之用。通常包括锚体，连接水面一个系泊浮球的铁链，以及一面供船只插的信号旗。
An anchor permanently installed in a harbor for mooring a sailboat, typically consisting of the anchor, chain to a mooring ball on the surface, and a pennant to which the boat attaches.
不论是英超联赛还是美国橄榄球大联盟，参赛队伍数量是一定的，这些队伍的比赛场次也是固定的。
There are only a certain number of teams in the Premier League or the National Football League, and they play each other only a certain number of times.
目前这项比赛已经是六国赛的一部分，也是橄榄球年度中的固定赛事。
The Cup is currently contested during the annual Six Nations championship, and has become a fixture of the rugby calendar.
两门8毫米口径的机关枪分别被安装在车身两侧的球型固定底座上，做自卫之用。
Two additional Hotchkiss-type 8mm machine guns were fitted in positional ball mountings on either side of the upper hull for self-defense.
集中在粉红色的“固定点”，并且让“球”在对在底部的左边的屏幕几次。
Focus on the pink "Fixation point" and let the "ball" on the left fall to the bottom of the screen a few times.
球囊扩张骨水泥加强内固定术治疗老年骨质疏松性股骨颈骨折的临床初步报告。
Clinical efficacy of inflatable bone tamp with bone cement in treatment of femoral neck fracture in old patients with osteoporosis.
以磁性壳聚糖微球为载体固定漆酶。
The laccase was immobilized on the magnetic chitosan microspheres.
固定自动亮度，硬件锁灯和轨迹球通知。
Fixed auto brightness, hardware key lights and trackball light notifications.
石匠们用楔口连接法将楣石水平放置，将石块连接起来，然后将这些直立的石块和楣石用球窝接头或楔口接头来固定。
They made joints in stone keeping the lintels in place horizontally using a tongue and groove joint and subsequently fixing the upright and lintel with a ball and socket joint or mortice and tenon.
高音单元与钕磁铁软球顶和功能的规定为旋转或倾斜表面安装和旋转或固定式安装单位。
The tweeters are soft dome units with neodymium magnets and feature provisions for swivel or angled surface mounting and swivel or fixed flush mounting.
结论：以琼脂凝胶微球载体，通过交联、活化和固定配基色氨酸成功制备免疫球蛋白e免疫吸附剂。
CONCLUSION: IgE immunoadsorbent is successfully prepared through cross-linking, activation of AGAR gel beads and immobilization of tryptophan ligand.
在此基础上，概述了磁性高分子微球在磁性塑料、固定化酶、细胞分离和靶向药物等领域的应用情况，并对磁性高分子微球的未来研究方向进行了展望。
The applications of magnetic polymer microspheres in magnetic plastics, enzyme immobilization, cell separation and target drug etc. were also summarized, and the prospects of this field were analyzed.
固定损耗是由系统自身所用材料、表面处理决定的，包括菲涅耳损耗、球差损耗、衍射损耗、色散损耗、吸收损耗等。
The invariable loss comes from the materials and surface processing of the system itself, such as the loss of Fresnel, ball aberration, diffraction, chromatic aberration and absorb.
本项目把磁性微球固定在有良好的生物相容性的碳纤维表面，制备出免疫吸附磁性涂层碳纤维载体。
In this project, magnetic microspheres were fixed on the surface of the good biocompatibility carbon fibers to prepare immunoadsorption magnetic coated carbon fiber carrier.
球上应有16根羽毛固定在软木托上。
其天花体系要满足以屋面网架下弦球为固定点和适应双曲面的空间变化、网架雪荷载作用下沉、热胀冷缩等变形运动。
The ceiling system should satisfy these requirements that using lower chord ball as fixed point, adapting space change of hyperboloid steel grid, grid settlement under snow load.
本文介绍了磁性复合微球的制备过程及其在固定化酶方面的研究进展。
This paper focuses on the detailed procedures and advancement on enzymes immobilization with different magnetically responsive carriers such...
通过溶胀-吸附法用磁性壳聚糖微球固定化酵母细胞，考察了磁性壳聚糖微球固定化酵母细胞的效果。
Yeast cells were immobilized on magnetic chitosan microspheres by swelling-adsorption method and the effect of immobilizing yeast cells was investigated.
界外球固定进攻战术配合是篮球比赛中简单、有效的特定进攻战术配合方法，在掷边、端线界外球时所运用。
The regular attack Cooperation of out-of-bounds ball is the easiest and the most efficient strategic cooperation, used in shooting sideline and baseline balls.
另外，在球磨时间固定的情况下，球磨比例越大、球磨速度越高，粉末所获得的能量越高，形成非晶的速度越快。
In addition, with the increasing of the milling speed and the ratio of ball to powder, the speed of the amorphous forming is fast.
淋巴小结通常制造淋巴球，形成在较常接触这类物质的区域。淋巴系统会合并并成为固定存在，例如在扁桃腺之中。
Smaller nodules, which often produce lymphocytes, form in areas more exposed to such materials. They can merge and become permanent, as in the tonsils.
然后，以壳聚糖微球为载体，用吸附-交联的联合固定化方法制备固定化木瓜蛋白酶，并研究了木瓜蛋白酶的最佳固定化条件。
Then as the carrier, the chitosan microspheres were used to immobilize papain by absorption crosslinking method. The optimum conditions for immobilization were studied.
一个相当规模的眼睛是固定螺丝在跨片的框架，以及这场比赛的球。
A good-sized screw eye is fastened in the cross piece of the frame, and to this tie the ball.
用载体交联法制备了多孔硅球固定化木瓜蛋白酶。
Papain has been immobilized on porous silica beads by crosslinking method.
用载体交联法制备了多孔硅球固定化木瓜蛋白酶。
Papain has been immobilized on porous silica beads by crosslinking method.
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