硬

Methods 100 examples,randoms choosing scheduled time line underbelly operation (operation,the womb cut completely or satisfy time eager operation,ovary tumour operation including cutting the palace product open) divide into two set,a forms:give hard film outside rentaini 0.4 mg + 0.75% bupivacaine 20 ml formulating cheng 100 ml analgesias,b group behind the skill:100 ml compounding cheng ease pain,comparatively,the life body collects,optesthesia simulates grade and bad reaction in giving hard film outside rentaini 0.4 mg + interest rate of 0.75% bupivacaine 20 ml + fluorines pai many 2 ml after the skill.results two set of patient skill queens circulation stabilizes equally,skill queen vas difference has no statistics significance,two set of analgesic effects have no notable difference,b many by-reaction of fluorine pai benefit appears on group but.

择期行下腹部手术(包括剖宫产手术、子宫全切或次全切手术、卵巢肿瘤手术)100例，随机分成两组，a组：在术后予硬膜外芬太尼0.4mg+0.75%布比卡因20 ml配制成100 ml镇痛。b组：在术后予硬膜外芬太尼0.4mg+0.75%布比卡因20ml+氟哌利多5mg配制成100ml镇痛，比较生命体征、视觉模拟评分和不良反应。结果两组患者术后循环均稳定，术后vas差异无统计学意义，两组镇痛效果无显著差异，但b组出现氟哌利多不良反应。

Period analyse palace produces methodological choose operation 100, random cent is B group 50 (cloth comparing card because group) with R group 50 , two groups of puerperas all make puncture of lumbar good combination at L2~3 vertebra clearance, apposition of anaesthetic of bureau of the infuse after the success is entered hard outside conduit reserves.

方法择期剖宫产手术100例，随机分为B组50例和R组50例，两组产妇均于L2~3椎间隙作腰硬联合穿刺，成功后注入局麻药并置入硬外导管备用。

Dandy brush: stiff bristled brush.

dandy刷：也称硬毛刷，硬鬃毛制成。

A process of alkaline hard chromium plating on aluminum alloy was presented, including oil removal, dipping in heavy metal solution, acid pickling, dipping in zinc solution, hard chromium plating.

提出了一种铝合金碱性直接镀硬铬工艺，包括除油、重金属、侵蚀、锌、硬铬。

Its shell is divided into two parts. Its cranium is like a half helmet. There are things like the eyes in the front of its shell, 6 pairs of airholes and hard teeth of double layers in two sides of its back. There are the thin, sharp and hard thorns on its shell. Its tail is triangular, which can move about.

其壳分为两部分，头盖形似半只钢盔，壳背前端有眼状物，两侧对称分布气孔6对；背甲布细尖硬刺，边有双层细长硬齿；尾呈三棱形整体，根部可动。

When used in superabrasive grits synthesizing, especially in the case of cubic boron nitride, the consumption of anvils can be decreased effectively; and the quality and yield of CBN can he improved.

在超硬材料合成中，尤其是立方氮化硼合成中，能有效降低锤耗，同时可提高立方氮化硼的合成品质及产量；超硬材料表面镀钛及钛合金后，能实现镀层和结合剂的冶金结合，工具寿命提高30%以上；钛对许多氧化物质和还原物质具有极好的耐腐蚀性，适用于人造金刚石的批量电解提纯工序。

Various grinding machine components are made of superhard materials, including certain machine grade ceramics, including such materials as carbides, nitrides, borides, oxides, oxynitrides, or any other ceramic component.

由超硬材料制造的各种磨床部件，超硬材料包括某些机械等级的陶瓷、诸如碳化物、氮化物、硼化物、氧化物、氧氮化物或任意其它陶瓷组分的材料。

In this paper a series of experimental data were analyzed when chamfered PCBN cutting tools were used to turn the hardened GCr15 bearing steel.The correlations between chamfer angle and cutting forces as well as tool wear were observed.

超硬刀具材料作为近年新兴的刀具材料，越来越为人们所了解和熟悉，其中PCBN刀具在加工淬硬钢和铸铁等材料时表现出了更为优异的性能。

The exposed massive cold-seep carbonates provided substrate for the encrustations of corals as well as coralline algae and might have played a crucial role in the initial development of coral reefs in a siliciclastic paleoenvironment of active tectonic setting. This is probable the first case of the world that cold-seep carbonates acting as initial colonization hardgrounds of hermatypic corals and corallines.

在此基底泥岩快速浅化的过程中，出露的块状冷泉碳酸盐岩成为不稳定地体构造背景中，珊瑚与珊瑚藻等表覆生物在矽质碎屑环境生长的硬底质，可能在礁体的最初发育扮演关键性的角色；此种冷泉碳酸盐岩成为造礁珊瑚与珊瑚藻在矽质碎屑古环境中最初生长硬底质的现象，很可能为世界首例。

Epidural cavity ; Epidural block ; Corticoid ; Ligament flavum ; Lumbar intervertebral disc ; Histology

硬膜外腔；硬膜外腔阻滞；皮质激素；黄韧带；腰椎间盘；组织学

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％。