查询词典 back-stepping

Therefore, a scroll compressor (40) is provided, which includes fixed scroll-pan (7) erecting and setting gyrate cover plate (7b) on mirror plate (8a); rotary scroll-pan (8) set relative to the fixed scroll-pan and capable of rotating; back pressure chamber (18) set on the back of the rotary scroll-pan, the pressure of which is between discharge pressure and suction pressure.

为此提供一种涡旋压缩机(40)，具备：固定涡盘(7)，其在镜板(7a)上立起设置有旋涡状的盖板(7b)；旋转涡盘(8)，其与固定涡盘相对设置且可以旋转；背压室(18)，其位于旋转涡盘的背面，压力处于排出压力与吸入压力之间。

NARRATION "This conservation program has become a half-way house for such elephants. By capturing these rogue young elephants and bringing them back to the sanctuary, they can now grow up in a safe environment, and gradually be re-introduced back into other areas where they won't threaten villages"

解说 "这个自然保护项目已经成为这种遗弃大象的中转站，那些性情暴戾的幼象，被捕获后就会被送到该保护区，他们可以在这个安全的环境中长大，然后逐渐被放归到其他地区，不再对人类构成威胁。"

Full-back Greg Halford is suspended after being sent off at Luton in midweek, meaning 17-year-old Michael Kay could be involved, while Paul McShane and Kieran Richardson are doubts with shoulder and back problems respectively.

后卫格雷戈·夏福特在被送暂停在卢顿以后的一周间，意味着17年老迈克尔凯可能是能够上场的，而保罗麦克肖恩和基兰·理查德森分别为疑义以肩膀和背部毛病。

The utility model characterized in that the syringe's (2) inner wall, the parts at the back end of the syringe's (2) jaw opening, is a subuliform ring blocked, and the handspike's (4) outer wall, the parts close to the back end of the handspike(4), is heaved to the inside with more than two pieces of wing panels matching to the subuliform block ring.

本实用新型提供了一种一次性注射器，由针头（1）、针筒（2）、活塞（3）、推杆（4）组成，针筒（2）前端的乳头上套装连接着针头（1），推杆（4）前端连有活塞（3），其特征在于针筒（2）后端开口处的内壁上设有锥形挡环（5），在靠近推杆（4）后端处的推杆（4）外壁上设有与锥形挡环（5）相配合的向针筒（2）内壁凸起伸出的两支以上的翼片（6）。

This paper makes an analysis of the kinematical rules and technical characteristics of movement-round-off spring back handspring and bent leg back flip with 2 twists in Yang Wei s vaulting horse,in order to provide the theoretical basis and technical parameter for its further development in China.

通过运动学分析揭示了我国优秀体操运动员杨威完成的跳马踺子后手翻屈体后空翻2周的运动学规律与技术特点，为我国运动员发展此类动作提供了理论依据和技术参数。

Front handspring, step out, round off, back handspring, step out, round off, back handspring, full twisting lay out.

前手翻，向前一步，侧翻内转，后手翻，向前一步，侧翻内转，后手翻，360度转体落地。

Whiteney: Front handspring, step out, round off, back handspring, step out, round off, back handspring, full twisting lay out.

Whiteney ：前手翻，向前一步，侧翻内转，后手翻，向前一步，侧翻内转，后手翻，360度转体落地。

Standing back handspring back tuck okay?

后手翻加后空翻，好吗？

The steps, which had started to fold themselves back through the hatchway, stopped, re-unfolded, and allowed him back in.

舱门外，已经开始缓慢回缩的悬梯停了下来，然后打开，又让他回到了飞船上。

Dancing back in heart-thumping surprise, he quickly saw that rather than a mere hole it was a hatchway that gaped in the floor before him, its door flung open and back.

由于惊奇，心急剧地跳着，他忙向后跳开了一步，很快地发现，那并不仅仅是一个洞，而是他前面的地板上，有一个通道口打开了，它的门被掀开了，向后面大敞着。

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。