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The orbital elements imply that the opaque object has roughly the same mass as the visible component, which for much of the last century was thought to be an F-type supergiant star with a mass of ~15M⊙(M⊙, mass of the Sun).

根据轨道根数，一般近似地认为不透明伴星与明亮的主星质量相当，而上世纪主流的观点认为主星是15个太阳质量左右的F型超巨星。

The test data show that the loose scope of slope rock mass is wide, the rock mass of surface and interior of slope is from super crash to crash , the integrality of rock mass is very awful. The research result provides the reference for slope shape optimizing .

测试表明，边坡岩体的松弛层范围较大，边坡及边坡内部的岩体均为极破碎-破碎岩体，岩体完整性非常差，研究结果为凹陷露天矿边坡形状优化提供了依据。

The requirements for the specific impulse and mass-to-thrust ratio of the bipropellant and tripropellant engine are studied, and the calculated isolines of vehicle dry mass variation with the average engine specific impulse and the sea-level engine mass-tothrust ratio are also given.

探讨了单级人轨运载器对液氧／液氢发动机和液氧／煤油／液氢三组元发动机比冲和质推比的需求，计算给出了运载器干质量随发动机比冲和质推比变化的等值线图。

Rock mass deformation and failure in working face caused by underground mining lead to mining-induced fracture, which is the source of a series of mine disasters. The research on geophysical characteristics of mining-induced fracture rock mass and feasible geophysical techniques with high accuracy and resolution detection on mining-induced fracture rock mass are meaningful theoretically and practically for the safety of coal mines and the prevention of mining disasters.

地下矿床开采引起采场围岩变形破坏产生采动裂隙，采动裂隙是矿山一系列灾害的根源，研究矿山采动裂隙岩体的地球物理场特征，提出可行的地球物理方法对裂隙岩体实施高精度高分辨率探测，对于防治矿山灾害发生，保障矿山安全，具有重要的理论意义和实际应用价值。

Cut tubal isthmus and mesenterium to womb which was inferior enclosed mass, used ultrasound knife to cut a slot slowly around enclosed mass near womb side 3 mm, in enclosed mass and womb juncture, put self-made winding loop into abdominal cavity.

清除输卵管间质部妊娠组织，在包块与子宫交界处用双极电凝刀沿包块靠输卵管侧缓慢凝切一槽沟，1.0嶶乔线体外自制线圈套结置入腹腔套扎输卵管间质部。

Significant effects of warming onbiomass allocation were only found for the A. faxoniana seedlings grown under lowlight conditions, with significantly increased in leaf mass ratio and decreasedin R/S in responses to warming manipulation. The carbon allocation responses of B.albo-sinensis seedling to warming under full light conditions were similar with theresponse of A. faxoniana seedlings grown under low light conditions. Warmingsignificantly decreased root mass ratio, and increased leaf mass ratioand shoot/root biomass ratio for the B. albo-sinensis seedlings grown under fulllight conditions.

无论在全光或林下低光环境下，增温都促使云杉幼苗将更多的生物量分配到植物地下部分，从而导致幼苗在增温条件下有更高的R／S比；增温仅在林下低光条件下促使冷杉幼苗将更多的生物量投入到植物叶部，从而使幼苗R／S比显著地降低：增温在全光条件下对红桦幼苗生物量分配的影响趋势与冷杉幼苗在低光条件下相似，即增温在全光条件下促使红桦幼苗分配更多的生物量到植物同化部分一叶部。

From the results of numerical simulation, distributing characters of stress and strain field of surrounding rock mass under gravity is analyzed, which presents the effect of quality of surrounding rock mass, construction order and interactions of adjacent underground runnels while being constructed simultaneously. Impact of interlayer shearing belts on surrounding rock mass stability of underground c

对工程区右岸地下引水洞室群的围岩稳定性进行系统研究，可以控制工程投资，提高施工质量和支护设计精度；分析评价洞室围岩的整体及局部稳定性，消除洞室稳定的潜在危害，对保证地下洞室的施工安全、围岩的长期稳定以及优化设计具有十分重大的工程实践意义。

Evaporation quantum of liquid is expressed as mass source for vapor in vapor mass conservation equation, while it is dealt with mass sink for itself.

在建立多孔介质各相质量守恒方程时，液体蒸发量相对于蒸汽相而言为质量源，对液相本身而言为质量汇。

This paper examines the cracks appeared in the retaining wall beside the FeiYuze tunnel uplink secondary lining vault. The seismic CT technology was used to investigate the engineering geology structure of the covering rock mass above the tunnel. The results indicate that the rock mass had three fracture zones along tunnel axial and the rock mass quality in the small mileage entrance section was poor.

针对飞鱼泽隧道的上行线二衬拱顶靠档墙处出现裂缝，经地震CT技术查清隧道上所覆盖岩体的工程地质结构结果表明，沿隧道轴向存在三个岩体破碎带，其中在小里程入口段，岩体完整性较差。

The angle of rotating mass of a crankshaft-connecting rod and the ratio of rotating mass and to-and-fro mass are important parameters.

讨论了曲柄连杆机构的理论惯性力曲线和实验惯性力曲线(力8字)的关系，提出在摆架上逐点偏移汽缸进行惯性力实验的方法，得到的实验惯性力曲线完全反映了惯性力的主要参数。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。