查询词典 long-playing

The beginning of this article gives the definition of elliptic curve, ellipse standard equation, and the long axis of oval, short, with an area of the formula of a binary quadratic equation of the circumstances under which the judge said to provide the basis of an oval, as well as the conditions in this the long axis of the ellipse, short, with an area of what is the formula?

本文开始给出了椭圆曲线的定义，椭圆的标准方程，及椭圆的长轴，短轴，面积公式，对一个二元二次方程在什么情况下表示椭圆提供了判断依据，以及在此条件下的椭圆的长轴，短轴，面积公式是什么？

The attempt to halt the long jump and related to the interrelationship between the physiques of the analysis of specific indicators of the quality of standing long jump performance.

本文试图通过对立定跳远与相关的身体素质之间的相关关系的研究，分析出具体各种素质指标对立定跳远成绩的作用。

Long-term customers for the excellent quality of products and services, in order to achieve long-term and steady development.

长期为客户提供优良的产品和优质的服务，以求得公司长期稳定的发展。

Using the document s and materials concerned,the study on the possibilities of developing woman 3000-meter steeplechase in China was made in following aspects: the spiritual and character factors of Chinese female athletes,the bodily form features of Chinese middle-long-distance woman racers,the present level of middle-long-distance race in China,the experiences in developing new sports events in our country,and so on.

文摘：综合运用文献资料方法，对我国开展女子3000米障碍跑的可行性，从我国女子选手的精神品质因素、中长跑项目的水平与基础、我国女子中长跑选手身体形态特征以及我国开展新设项目的经验方面进行研究，并对我国开展女子3000米障碍跑项目提出看法和建议。

Solve this problem, the best way is to turn valve stem with a tour, or rotary type control valve, and its thick stem stroke than a straight stem 2 to 3 times, and use long life of the graphite packing, valve stem stiffness Good, filling long life, but its friction torque is small, poor little back.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

To solve this problem, the best way is to turn valve stem with the brigade, namely, the class trip valve angle, and its stem stroke than the straight stem crude 2 ~ 3 times, and the selection of long-lived graphite packing, valve stem stiffness Well, filling long life, but its friction torque is small, a small hysteresis.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

Solve this problem, the best way is to turn valve stem with a tour, or rotary type control valve, and its thick stem stroke than a straight stem 2 to 3 times, and use long life of the graphite packing, valve stem stiffness Good, filling long life, but a small friction torque, hysteresis small.

解决这个问题，最好的办法就是用旅转阀阀杆，即角行程类的调节阀，它的阀杆比直行程阀杆粗2～3倍，且选用寿命长的石墨填料，阀杆刚度好，填料寿命长，其摩擦力矩反而小、回差小。

Leaves crowded near apex of the trunk, spirally arranged; stipes dark brown, with sharp spines; lamina large, oblong, tripinnate; pinnae 17-20 pairs, alternate, longest one to 60 cm long, the basal one reduced; rachis short-spiny; pinnules 18-20 pairs, sessile or nearly so, lanceolate, to 10 cm long and 2.5 cm wide, divided almost to the costa; segments more or less falcate, toothed.

叶螺旋状排列，聚生於茎端；叶柄棕色，具锐刺；叶片大，长矩圆形，三回羽状深裂；羽片17-20对，互生，最大的长达60厘米，基部一对缩短，羽轴有短刺；小羽片18-20对，无柄或近於无柄，披针形，长达10厘米，宽2.5厘米，深裂几达中脉；末回裂片多少镰状，有齿。

Leaves tufted; stipes 3-10 cm long, glabrous, narrowly winged near apex; lamina oblong-ovate to triangular, generally 10-12 cm long, bi- or tripinnate; pinnae 3-5 pairs, oblong-ovate, sessile; rachis narrowly winged; pinnules pinnately dissected, segments linear.

叶簇生；叶柄长3-10毫米，无毛，近顶端有狭翅；叶片长卵圆形至三角形，通常长10-12厘米，二回或三回羽状分裂；羽片3-5对，互生或近对生，长卵圆形，无柄，羽轴有狭翅；小羽片羽状细裂；末回裂片细长，线形。

Stem erect or procumbent, Leaves alternate, linear, 2-12 cm long, 1-3 mm wide, covered with white or red long glandular hairs; stipule absent; petiole short glandular-hairy or glabrous.

叶互生，线形，长2-12厘米，宽1-3毫米，被白色或红色长腺毛；托叶通常不存在；叶柄被短腺毛或无毛。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。