300的例句大全

The Zn_ ( 1-x) Co_xO crystal's magnetization vary unobviously as the temperature rises under the room temperature, the hysteresis loop of Zn_ ( 1-x) Co_xO crystals at 300 K was obtained, and showing room-temperature ferromagnetism.

Zn（1-x）CoO x晶体的磁化强度随温度变化很小，在室温300K存在明显的磁饱和现象和磁滞回线，表明具有室温铁磁性。

When rising tempering temperature to the range of 300~ 375 ℃, impact toughness of the steel is decreased to the lowest.

回火温度升至330～375℃时，冲击韧性降至最低；

Especially, dry-wet-cycling aging method was introduced. The tensibility of water-resistant film will decrease after 300 cycle.

特别的，提出了防水涂层的干湿循环老化实验，测试和比较了防水涂层经过300次干湿循环后的断裂伸长率，发现防水涂层经过干湿循环老化实验过后，断裂伸长率都有所下降。

The low-cycle fatigue procedure of steel 20 was investigate in 300 MPa static tension stress.

研究了20钢在300MPa静拉应力作用下的低周疲劳过程。

Research Analysis of Ship Operation Simulation Test in Channel of 300, 000 DWT Crude Oil Wharf of Rizhao Port

日照港30万吨级原油码头航道船舶操纵模拟试验研究分析

The temperature test of the detecting coil can be extended to 300 ℃ with stationary demodulator output.

检测线圈的温度测试可以达到300℃，解调输出具有良好的温度稳定性。

The relationship between KCl application amount ( 0,75,150,225,300 KClkg/ hm 2) and the increasing amount of available and slowly available K researched in Shajiang black soil and yellow cinnamon soil was studied for soil culture.

在黄褐土和砂姜黑土上进行了KCl施用量（0、75、150、225、300kg/hm2）与土壤速效钾增量和缓效钾增量关系的土培试验。

Some 300 trees have been ranged along the perimeter hedge

沿着绿篱栽种着大约300棵树。

They quoted us £ 300 for installing a shower unit.

他们向我们开价300英镑安装淋浴设备。

Study of sequential valve operation of homemade imported type 300 MW unit

国产引进型300MW机组顺序阀运行研究

Study on the Valve Transfer Characters of Valve Management in Homemade 300 MW Units

国产300MW机组配汽机构阀切换特性试验研究

Improvement on the Control System for Homemade 300 MW Unit's Tilting Burner

国产300MW机组摆动燃烧器控制系统的改进

The U.S. government says the average family uses 300 gallons of water every day.

美国政府称普通家庭每天要用300加仑水。

The governor's action freezes 300,000 accounts

州长采取的行动冻结了30万个账户。

Its biggest advantage is its high working temperature& 300 degree centigrade.

具有较高的磁能积、极低的温度系数，其使用温度可高达300度。

We collected over £ 300 for the appeal.

我们为此呼吁募集了300多英镑。

This hotel can accommodate 300 visitors.

这家饭店能接纳300个观光客。

The value of their apartment was assessed at$ 300,000.

他们的公寓估价为30万美元。

When the films are quite thick ( in the paper we denote the normalized thickness as 300), the photoinduced deformation is quite stable no matter how large of the density of the liquid.

而当薄膜厚度较大时（文章取无量纲化薄膜厚度为300），不管液体密度多大薄膜已经非常稳定。

Study on the key technologies of large discharge flood releasing of high arch dam at the level of 300 m

300m级高拱坝大流量泄洪关键技术研究