Angles of less than 90 degrees are called acute angles.

小于90度的角叫锐角。

The micromanipulator has to control the armature to a precision smaller than a micron.

显微操纵器对支架的控制精度必须小于一微米。

He is no less than fifty centimetres round the middle.

他的腰围不小于五十公分。

The toxicity of octogen seemed lower than that of hexogen.

奥克托今毒性远小于黑索今。

Most breeders now will not sell unweaned mynahs, so usually you cannot get one younger than 6 or 7 weeks old now, but that is still plenty young enough to begin training your mynah.

许者不买未断奶的鹩哥宝宝，那你一般就无法得到小于6到7周大的雏鸟，但训练鹩哥这个年龄已经够大了。

The jitter is less than 3ns when the switch breakdown at front edge under the pluse with 400ns risetime, while the jitter shorts to about 1ns under the pulse with 80ns risetime.

引入紫外预电离作用后，开关抖动大大减小，400ns前沿脉冲作用下开关抖动可小于3ns，80ns前沿脉冲作用时开关抖动约1ns。

The leakage of the 1N3595 diode is generally less than one picoampere even with 1mV of forward bias, so the circuit won't interfere with measurements of 10pA or more.

即使1mV的正向偏置之下，1N3595的漏电一般会小于1皮安，此电路不会影响10pA或更大电的测量。

The gen etic variation of individuals from the same geographic populations wa s smaller than that of individuals from different geographic populati ons within the same voltinism groups.

同一个化性类群内，同一地理种群的个体间基因变异小于不同地理种群的变异。

On the other hand, floating types have density much smaller than 1, which means that there are real numbers unrepresented between consecutive floating values (i.e. there are gaps).

另一方面，浮点类型的密度远小于1，这意味着相邻的浮点值之间无法表示的实数(即有一定间隙)。

Using the characteristic of refractive index are smaller than 1 in the reststrahlen band,we can produce photonic crystal having forbidden band in the middle infrared and far infrared.

由此可知利用材料剩余射线带内折射率小于1的特性，我们可以制备出中红外区和远红外区带的光子晶体。

The content of autunite is between 2% to 4%, and the content of phosphor is over or equal to 0.8%;The content of salt is between 3% to 7%.

其中粗蛋白质含量大于或等于35％，粗纤维小于或等于2O%，粗灰分小于或等于15％，钙含量2．0-4．O％，总磷大于或等于0．8％，食盐含量3．0-7.0%。

Results We got 1 066 data on the thickness of the whole,the outer plate,the diploe and the inner plate of each section,and we also made statistical processing.

共测得各分区共1066个数据,并进行统计学处理,得出结果与其它相关数据基本符合,而蝶区全厚明显小于相关数据。

A dry, dehiscent fruit of the Cruciferae (Brassicaceae), typically less than twice as long as wide, with two valves separating from the persistent placentae and septum (replum).

短角果 Silicle 十字花科的一种开裂干果，果长小于二倍果宽，两个心皮瓣片从宿的胎座和(假)隔膜处(胎座框)分开。

The light intensity distribution exhibits straw hat shape on a certain conditions, in other word to say, the central light intensity is less than acroteric light intensity.

一定条件下，截面上的光强分布会呈现中心光强小于周围光强的“草帽型”分布。

The content of free acetic acid in cigarette smoke condensates was determined by GC-MS with isopropyl alcohol as the solvent and nonanol as the internal standard.

以异丙醇为溶剂,壬醇为内标,采用气相色谱-质谱法分析了卷烟烟气总粒相物中的游离乙酸,乙酸测定结果的相对标准偏差小于1%,平均回收率为99。

10 the line fitting of a nondetachable power-supply cord may be marked with the current rating of the owest rated component of the nondetachable power-supply cord.

可拆线电源线电线电气值小于插头电气值需要标示电气额定值。

In the environmental monitoring,to notate the results smaller than the detection limit by Not Detected,Zero,None or 0.00…n etc.is inappropriate even leads to the misjudged conclusion.

环境监测中，上报结果小于检出限时，以“未检出”、“零”、“无”或“000…n”等来表示都是不妥当的，会给环境管理和数据使用带来不良影响，甚至会误导出错误的结论。

A rule says that the height of a wave (in meters) will usually be no more than one-tenth of the wind's speed (in kilometers).

"有条规则表明,波浪的高度(以米为单位)一般小于风速(以公里为单位)的十分之一。"

The experts agree with the old saying that you should never put anything smaller than your earbob elbow in your ear.

俗话说，你不可以把任何小于你肘部的东西放入耳朵，专家们也同意这个说法。

An overdamped system is assumed when the bubble burst, meaning the land's value did not go down to below 1 dollar.

当泡沫破裂的时候就有可能产生一个过阻尼系统，意思就是土地的价值不会跌到小于1元钱。