When you slam,you should is carful not to hold the ball.

當(dāng)你''。'扣球'免费乱伦av。''時(shí)你必須小心不要持球太久日韩一级性交网站。

This allows a geometrical explanation of important biological phenomena related to neuronal excitability and spike-generating mechanism.

這使得幾何解釋重要的生物現(xiàn)象有關(guān)的神經(jīng)興奮性和扣球生成機(jī)制18进禁男女爱免费网站。

Of roots at the top and the much-scratched metal ferrule and spike at the base.

根頂部和急需抓傷的金屬箍和扣球的基礎(chǔ)久草毛片。

I need to practise my forehand shots.

我需要多練習(xí)正手扣球18禁美女裸露网站入口。

Drop shots. An inability to score from his own serve also hampered Gade, with Hendrawan reading his

比賽一開始，Hendrawan便屢屢大力扣球久久久黄色大片视频，被打得措手不及的Dane多次奔到網(wǎng)前救球又粗又长视频，平日里他在賽

After comparing with previously report, conclusion was as follow: when players use take-off spike movement by single-foot, the strides should increase progressively after observing the ball's direction, and raise the height of jump by getting faster horizontal and vertical velocity of body gravity. In order to avoid increasing the time of take-off, the body gravity is inadvisable to drop so much. In air motion period, player's movement of arm swing will influences the time of spike, if we emphasize the quick offensive, it should reduce the movement of arm swing to decrease the time of spike. When spiking, the joint of elbow should flex by a little range to make forearm powerful.

經(jīng)由本實(shí)驗(yàn)結(jié)果與過(guò)去研究比較后得到以下結(jié)論：選手在執(zhí)行單腳起跳扣球動(dòng)作時(shí)，助跑的步幅宜在觀察球的動(dòng)向后色哟哟中文字幕，采取遞增的方式助跑色综合加勒比一本无码综合，并加快身體重心水平速度及垂直速度，以提高起跳高度黄视频app；起跳期起跳腳踏入瞬間身體重心不宜大幅度的下降，以避免增加起跳所花費(fèi)的時(shí)間粉嫩极品国产在线播放，影響扣球的節(jié)奏及戰(zhàn)術(shù)的執(zhí)行免费观看国产污网站在线观看不要卡；空中動(dòng)作期時(shí)，選手的揮臂動(dòng)作會(huì)影響擊球時(shí)間欧美性XXXX极品HD欧美风情，若要強(qiáng)調(diào)快速的進(jìn)攻節(jié)奏久久国产99，宜減少扣球的揮臂動(dòng)作，以降低完成扣球所需的時(shí)間大型黄片；而擊球瞬間肘關(guān)節(jié)宜保持小幅度的彎曲国产老妇女拍拍拍，以發(fā)揮前臂的力量和速度。

After statistics revealed that Mr Shipman spike team 10 points is still the highest, accounting for 39 of the Chinese women's volleyball team at the 1 / 4 as many as the first Brazilian team than the attacker has only比亞娜f(wàn)ont Law 3 hours, but the data behind it is in the doldrums, Mr Shipman's smash hit rate, but she is the second mass and free people, the Chinese women's volleyball team scored the only play, play time for her to get the highest team provided a guarantee for hours.

賽后技術(shù)統(tǒng)計(jì)顯示日韩午夜在线网站视频播放免费，薛明扣球10分依然是全隊(duì)最高黄色视频片在线视频，占了中國(guó)女排全隊(duì)39分的1/4之多，比巴西隊(duì)的第一攻手副攻法比亞娜也只差了3分黄色片在线视频，但這個(gè)數(shù)據(jù)背后精品国产99国产精品嫩草影院，卻是薛明低迷的扣球命中率，而且她也是二傳和自由人外日韩欧美视频在线看，中國(guó)女排唯一打滿全場(chǎng)的隊(duì)員国产A级理论片无码免费，出場(chǎng)時(shí)間為她拿到全隊(duì)最高分提供了保障。

The technical movements under study include the spiker's run-up and footwork, speed of attack, height and trajectory of the spike, and point of impact with the ball.

本文通過(guò)大量的訓(xùn)練實(shí)踐和實(shí)戰(zhàn)，從理論上系統(tǒng)地總結(jié)了我國(guó)運(yùn)動(dòng)員研制的四號(hào)位平拉開扣球技術(shù)的要領(lǐng)亚洲图片澳洲图片在线看，諸如助跑路線和步法日本免费观看黄色网站、速度、弧度和高度以及扣球擊球點(diǎn)的選擇等方面的問(wèn)題扒开美女双腿桶出白浆，并提出了針對(duì)不同類型的運(yùn)動(dòng)員如何訓(xùn)練并掌握這項(xiàng)技術(shù)的方法中国二级黄片。

If using quick offense, one-foot take off spike can get better effect.

因此就排球比賽中這兩種扣球技術(shù)的運(yùn)用時(shí)機(jī)而言，若是進(jìn)攻的方式是以快速進(jìn)攻節(jié)奏為主的時(shí)候嗯啊一区视频在线观看，則以使用單腳起跳扣球動(dòng)作效果較好2021最新三级在线观看。

In the thesis by teaching the four-year students of 93 and grade 94 of P E department the techniques of volleyball smashing,anopting the different take-off and by comparing the diffenent results in doing it between the two groups of the formet learners and the later ones the author think that in teaching the beginners two-foot take-offshould ocme first And after that the strdents should be taught with techniques of one-foot take-off.

本文在對(duì)排球普修課扣球技術(shù)采用不同起跳方法的教學(xué)基礎(chǔ)上，對(duì)實(shí)驗(yàn)組点击进入的免费一级毛片、對(duì)照組助跑摸高成績(jī)進(jìn)行了比較分析18性禁区离线免费观看网站，認(rèn)為在對(duì)初學(xué)者扣球起跳技術(shù)的教學(xué)中，應(yīng)以并步起跳為宜国产一级黄色A片,色欲。掌握了并步起跳技術(shù)以后韩国黄色黄片，再向?qū)W生介紹跨步起跳技術(shù)。

backhand smash：反手扣球

反手抽球 backhand drive | 反手扣球 backhand smash | 反手直線球 back straight

backhand smash：反拍扣球

back room 端線外空地 | backhand smash 反拍扣球 | backcourt 后場(chǎng)

puissance des smashes：扣球力量

躍起扣殺 jumping-smash | 扣球力量 puissance des smashes | 腕力 force du poignet

attack receive：接對(duì)方扣球

Explosive leg strength 腿部爆發(fā)力 | Attack receive 接對(duì)方扣球 | Attacking attempts 扣球次數(shù)

attack receive：接扣球

"U"陣型 U formation | 接扣球 attack receive | 接扣球陣型 attack reception formation

windmill smash：鉤手扣球

進(jìn)攻線 attack line | 鉤手扣球 windmill smash | 判臺(tái) official's tribune

Smother kill：在球上升早期扣球,多用于對(duì)付對(duì)方放高球

68. Smash:扣球 | 69. Smother kill:在球上升早期扣球,多用于對(duì)付對(duì)方放高球 | 70. Third ball attack:前三板進(jìn)攻(技術(shù))

spiker：扣球隊(duì)員

smash - 扣殺 | spiker - 扣球隊(duì)員 | spike course - 扣球線路

straight-arm attack：直臂扣球

164.扣殺:spike;smash;kill | 166.直臂扣球:straight-arm attack | 167.屈臂扣球:bent-arm spike

straight spike; line shot：直線扣球

小斜線扣球inner spike | 直線扣球straight spike; line shot | 遠(yuǎn)網(wǎng)扣球distance attack; far-net-toss spike