查询词典 tin-opener

The alloy was prepared through melting gold, silver, palladium, tin, indium, ruthenium, zinc, germanium in the high frequency induction furnace protected by argon and then deaerating the crude alloy at vacuum.

在参考国外配方和大量成分筛选的基础上，最终确定的烤瓷合金成分为Au70.7wt％Pd11.8wt％Ag13.9wt％Sn0.5wt％In3.0wt％Zn0.1wt％及Ge和Ru。合金主要特点如下：（1）合金不含Ni、Cd、Be等有毒元素，生物安全性良好。

A soft grey malleable metallic element that resembles tin but discolors on exposure to air; it is highly toxic and is used in rodent and insect poisons; occurs in zinc blende and some iron ores

pl。 Tlingits， Tlingit特里吉特人阿拉斯加南部和英属哥仑比亚北部沿海地区以航海为业的美洲印第安人

A new process of electrodepositing of bright Copper-Tin alloy from noncyanide bath is proposed in this paper.

提出了一种无氰电沉积光亮铜锡合金的新工艺。

Formula and plating parameters were optimized by Hull Cell test, properties of electrolyte and tin electrodeposits were also tested.

通过赫尔槽试验优选出最佳镀液配方和工艺条件，并对镀液、镀层性能进行了测试。

In view of the improvement on environmental protection and the reduction of costs for PCB fabrication, emphasis has been placed on the use of corrosion inhibitors as replacements for conventional tin -lead electrodeposits for the preservation of solderability.

鉴于电路板生产过程中环保和成本的要求，采用唑类缓蚀剂取代传统的锡铅合金镀层以保证可焊性。

Tinned sheet is cold rolled sheet whose surface is electroplated with a layer of uniform and dense tin.

0前言镀锡板是在冷轧板的表面电镀一层均匀致密的锡层。

Tinned sheet is cold rolled sheet whose surface is electroplated with a layer of uniform and dense tin.

镀锡板就是在冷轧板的表面电镀一层均匀致密的锡层。

Firstly, the dissertation chose the species of additives and decided the concentrations of addition. Then experiments had been carried out by using corn stover ensiled with those additives under ideal ensiling condition. After each storage and fermentation period, silage was removed from silo tin and analyzed for DM, pH, DM digestibility, NDF digestibility, organic acid composition and content, DM Recovery, silage composition, ammonia-N-to-total-N ratios of silage. Those results had been used to evaluate the effects of those additives on corn stover silage.

课题首先根据查阅的大量文献资料，确定要研究的添加剂种类和添加剂量，然后在玉米秸秆原料中添加所选的添加剂，在适宜的青贮条件下进行青贮饲料的调制试验，将经过一定发酵时间的青贮饲料开封后，通过测定玉米秸秆青贮饲料的干物率、pH值、有机酸含量及组成、干物质消失率、NDF瘤胃降解率、干物质回收率、青贮化学成分、氨态氮占总氮的比例等指标，这些测定分析结果用来确定不同添加剂对玉米秸秆青贮饲料质量的影响。

The festoons of Japanese lanterns in and around the barn were not yet lighted , but some halfdozen lamps , with great tin reflectors , that hung against the walls were burning low .

马房内外那一串串日本灯笼还没有点上，可是有五，六盏挂在墙上的灯，灯上装着巨大的白铁反光板，已经点亮了，光度很弱。

Place each pizza on a lightly oiled and floured piece of tin foil.

在锡箔纸上抹上一些油，就把pizza给放上去。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。