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A standard calomel electrode served as the reference electrode, via a luggin capillary whose tip was set near the cathode.

随着电极电位的升高，银膜沉积的速度加快，呈环状向外生长的圆形银膜逐渐变得不规则。

Seeds were sprouted at 25 ℃.The root-tip with 0.5~1.0 cm length were cut and treated in 4 ℃ refrigerator for 24 hours, fixed for 1~1.5 hours with Carnoy's fixative, differentiated for 10-15 min with hydrochloric acid and Ethanol 95 %(1:1), pressed to section in carmine for staining. Them were observed under microscope, then the samples that differentiated well chosen, covered on frozen station with mountin Canada balsam, for micro-photographing, counting and measuring.

方法］种子25℃萌发，待根尖长0.5~1.0 cm，冰箱4℃冷藏预处理24h，卡诺固定液固定1~1.5h，1：1的浓盐酸和95%乙醇解离10~15min，改良的石碳酸品红液染色，镜检取分散良好的标本，冰冻揭盖片，中性树胶封片显微照像、计数、测量。

Say the word 'cactus,' and many people get a mental picture of a thick, straight up trunk with rounded tip, and sturdy branches curving to the vertical in a candelabra effect.

当我们提到"仙人掌"，很多人脑子里会有一个粗壮、笔直的圆顶躯干，结实的弯曲成枝状大烛台一样的分枝的仙人掌形象。

The device includes a needle cannula having a puncture tip extending from an end of the medical device.

该装置包括一个从该医疗装置的一端伸出并带有穿刺尖的针套管。

The TERNS encloses the needle tip and protects the canula by means of an impermeable element made of thermoplastic elastomer.

燕鸥的针尖包围和保护所作出的热塑性弹性体的渗透元素手段导管。

The bubble growth and departure at the tip of a capillary tube in stagnant fluid was experimentally investigated by using a high-speed visual system.

作者在文章中介绍了利用高速摄影仪对滞止流体中毛细管端口的气泡生长和脱离过程的可视化实验研究。

Tip: Your first capital ship will be built for free, every one afterwards will be full price.

小贴士：你的第一艘主力舰是免费制造的，以后的每一艘将是全价制造。

To cause to turn or tip over; capsize.

使翻倒，使翻覆；使颠覆

The tip of the screw driver has been made of hardened steel which has been ground to provide a long life and a precise carburettor set-up.

尖端的螺丝刀已经取得了淬硬钢已地面提供一个长期的生活和一个确切的化油器的设立。

The receptive tip of the carpel of plants.

常会被一个茎样的花柱结构托起。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。