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A chromium free conversion coating at least equivalent in corrosion protective quality to conventional chromate conversion coatings can be formed on metals, particularly cold rolled steel, by a dry-in-place aqueous acidic liquid comprising: a component of anions, each of said anions consisting of at least four fluorine atoms and at least one atom of an element selected from the group consisting of titanium, zirconium, hafnium, silicon, and boron, and, optionally, ionizable hydrogen atoms, and optionally, one or more oxygen atoms; a component of cations of elements selected from the group consisting of cobalt, magnesium, manganese, zinc, nickel, tin, zirconium, iron, and copper; the ratio of the total number of cations of this component to the total number of anions of component being at least 1:5; sufficient free acid to give the composition a pH in the range from 0.5 to 5.0; a component selected from the group consisting of phosphorus-containing inorganic oxyanions and phosphonate anions; and a component selected from the group consisting of water-soluble and water-dispersible organic polymers and polymer-forming resins and, preferably, also including a component selected from the group consisting of tungstate, molybdate, silicotungstate, and silicomolybdate anions.

通过对包含以下成分的含水酸性液体进行干燥，可以在金属上形成无铬的转换涂层，该涂层与普通铬酸盐转换涂层相比，至少在抗腐蚀质量上等效：$_一种阴离子成分，所述各个阴离子包括至少4个氟原子，至少选自钛、锆、铪、硅与硼元素中的1个原子。任选地可离解的氢原子，任选地1个或多个氧原子；$_一种选自钴、镁、锰、锌、镍、锡、锆、铁与铜元素的阳离子成分，上述成分的阳离子总数与成分内的阴离子总数之比至少为1∶5；$_足够的游离酸以使该组合物的pH值在0.5～5.0的范围内；$_一种选自含磷的无机含氧阴离子与膦酸盐阴离子的成分；$一种选自水溶性与水可分散性有机聚合物与聚合物形成的树脂的成分，优选还包括一种选自钨酸盐、钼酸盐、钨硅酸盐与钼硅酸盐阴离子的成分。

The diapause rate induced under differenteshort-light decreases with increasing temperature at＞20℃,and decreases underdifferent long-daylengths with increasing temperature distinctly at＞22℃;For SDT, the diapause rate is 69.23%～90.91% at 28℃.But its photoperiodic responses curve isanomalous wavilness at 30℃,showing the photoperiodic responses didn\'t occured.

温度在大猿叶甲的滞育诱导中起决定性作用：无论光周期如何，当温度≤18℃时，龙南种群成虫均进入滞育；修水种群在温度≤20℃时，成虫均进入滞育；山东泰安种群在温度＜25℃时，全部个体进入滞育；哈尔滨种群在温度≤28℃时，全部个体进入滞育。

The concentrations of TN in all the treatments decreased to lower levels at the middle and latter periods of the experiment, and those of TP also decreased at larger extents. Compared with the control, DDT at 200μg·L-1 inhibited growth and reproduction of the dominant macrophyte Lemna minor, but the reverse was found for DDT at other concentrations.

和对照组相比，200.0μg·L-1的DDT对大型水生植物优势种类浮萍的生长繁殖具有抑制作用，而其它浓度的DDT具有促进作用；DDT对菹草的生长影响不明显。

Now Friday, says I, laying down the discharg'd Pieces, and taking up the Musket, which was yet loaden; follow me, says I, which he did, with a great deal of Courage; upon which I rush'd out of the Wood, and shew'd my self, and Friday close at my Foot; as soon as I perceiv'd they saw me, I shouted as loud as I could, and bad Friday do so too; and running as fast as I could, which by the way, was not very fast, being loaden with Arms as I was, I made directly towards the poor Victim, who was, as I said, lying upon the Beach, or Shore, between the Place where they sat, and the Sea; the two Butchers who were just going to work with him, had left him, at the Suprize of our first Fire, and fled in a terrible Fright, to the Sea Side, and had jump'd into a Canoe, and three more of the rest made the same way; I turn'd to Friday, and bid him step forwards, and fire at them; he understood me immediately, and running about forty Yards, to be near them, he shot at them, and I thought he had kill'd them all; for I see them all fall of a Heap into the Boat; though I saw two of them up again quickly: However, he kill'd two of them, and wounded the third; so that he lay down in the Bottom of the Boat, as if he had been dead.

我把放过了的鸟枪放下来，把那支装好弹药的短枪拿在手里，对星期五说

"Five pounds of tea at 90 cents;eleven and a half quarts of molasse s at 8 cents a pint ;two eight-pound hams at 21 cents,and five dozen jars of pickled walnuts at 24 cents a jar."

&九毛钱一磅的茶叶，给我五磅；八分钱一品脱的糖浆要十一夸脱半；二毛一分钱一磅的大火腿要二只，二毛四分钱一罐的腌核桃要五打。&

Result show that TRAP-positive mononucleated and multinucleated cells were markedly induced at the compression side at 3, 5, and 7 days. Mononucleated osteoclast reached peak level at 3 days after tooth movement, while multinucleated cells reached peak level at 5 days.

破骨细胞酶组化标记和计数统计显示，TRAP阳性细胞数量在牙移动第3、5和7天时与对照组比较有显著性差异；其中单核破骨细胞在第3天、多核破骨细胞在第5天时达到峰值。

Percentage of early acute and chronic rejections were 7.7% and 0%. Three deaths occurred due to mycotic aneurysm at 2 weeks; Cytomegalovirus at 4 months; pulmonary infection at 2 years. Twenty-two of 25 patients (88%) are well at last follow-up (up to 8 years).

早期急性和慢性排斥反应分别为7.7 ％和0％。3例死亡的原因分别是移植后2周的真菌性动脉瘤；移植后4月的巨细胞病毒感染；移植后2年的肺部感染。25例病人中的余下的22例（ 88 ％）在最后的随访中（一直随访至8年）都很好。

According to the definition of OCSP, patients were classified into the following 4 clinical subgroups:total anterior circulation infarcts, partial anterior circulation infarcts, lacunar infarcts, and posterior circulation infarcts by 1 neurologist.The frequencies were compared between subgroups, In the subgroup of which frequency was hightest, progressive and nonprogressive patients were compared in terms of the following variables:age, gender, hypertension,diabetes mellitus,cigarette smoking, The Canadian Neurological Scale Score at entry, systolic blood pressure at entry,fever at entry(body temperature37°C),stochastic blood glucose at entry, total cholesterol, triglyceride, high-density lipoprotein, low-density lipoprotein, fibrinogen, large-artery atherosclerosis (50% stenosis or occlusion of the corresponding artery).

对进展性脑卒中发病率最高的亚型，选取年龄、性别、既往高血压史、糖尿病史、吸烟史、入院时加拿大卒中量表(The Canadian Neurological Scale Score，CNS)评分、入院时收缩压、入院时发热(体温大于37°C)、入院时随机血糖、胆固醇水平、甘油三酯水平、高密度脂蛋白水平、低密度脂蛋白水平、纤维蛋白原水平、相应大动脉粥样硬化(≥50%狭窄或闭塞)共15个可能的危险因素进行评定。

The number of the adults and nymphae of psocids at the surface of the stored wheat was as many as that at the inner of stored wheat when the temperature was 15℃, the number of the psocids at the surface of the stored wheat would exceed the psocids number at the inner when the temperature exceed 20℃.

结果表明，嗜虫书虱在小麦堆的种群变化因粮温的上升而增大，并表现为15℃左右时粮堆表层和粮面下100cm处数量相近，粮温升达到22℃以上后，粮堆表层的书虱数量明显多于粮堆内部。

Charlie and I hope you can come to the Annual Meeting - at a new site. Last year, we slightly overran the Orpheum Theater's seating capacity of 2,750, and therefore we will assemble at 9:30 a.m. on Monday, May 1, 1995, at the Holiday Convention Centre. The main ballroom at the Centre can handle 3,300, and if need be, we will have audio and video equipment in an adjacent room capable of handling another 1,000 people.

查理跟我很希望各位都能够来参加今年的股东会，由于去年参加的人数稍微超过了Orpheum中心2，750的座位容量，因此今年股东会我们决定于1995年5月1日，星期一早上9点30分在新的场地-Holiday会议中心召开，新场地的大厅可以容纳3，300人，若有必要，藉由视听器材的辅助，旁边还有一个可以容纳1，000人的会议室。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。