Influences of pH, concentrations of oxidents and Cu 2 + on the photodegradation rate of DDVP were investigated.

Second , UV drying equipment: general-UV-light aircraft , circuit boards UV-light aircraft, offset UV curing machine, Binghua machines.

UV干燥设备: 普通型UV光固机 、 线路板UV光固机 、 胶印UV固化机 、 冰花机等.

The results showed that 14 % Imidacloprid + DDVP , 4.5 % Imidacloprid and 30 % DDVP + omethoate were efficient, and 14 % Imidacloprid + DDVP exhibits high efficiency.

结果表明14%吡虫啉.敌敌畏注干液剂 、 4.5%吡虫啉注干液剂和30%敌畏.

A ( non-removable ) printed circuit board to which other ( remov able ) printed circuit boards connect.

一种 ( 固定的 ) 印制电路板,其它的印制板电路板就连到这块板上.

Cytotoxicity of Nef , dichlorvos ( DDVP ) and verapamil ( Ver ) were tested by MTT method in RBE 4 cells.

采用MTT法了解Nef、敌敌畏 ( dichlorvos,DDVP ) 和维拉帕米 ( verapamil, Ver ) 对RBE4细胞的毒性作用.

Design for long machining life. Suitable for common circuit boards.

加工效率高,使用寿命长, 可适合通板工.

The fly population density could be maintained low condition by spraying 2 . 5 % synergistic DDVP.

以2.5%增效敌敌畏喷洒,可使蝇密度维持在较低水平.

Digital circuits ordinary have bus line configuration on printed circuit boards.

在印刷电路板上数字电路通常有总线配置.

Resistance ratios to deltamethrin, beta-cypermethrin, cypermethrin, cyfluthrin and DDVP were ( 1.52 )-( 8.28 ) , but there are very susceptive to propoxue with resistance ratio ( 0.92 )-( 1.13 ).

对溴氰菊酯 、 高效氯氰菊酯 、 顺式氯氰菊酯 、 高效氟氯氰菊酯、敌敌畏已不同程度地产生抗性,抗性倍数在 1.52 ~8.28之间;对残杀威敏感, 抗性倍数在0.92~ 1.13 之间.

They added these circuit boards to the computer main board.

他们将这些电路板加工成电脑的主板.

The toxicity of DDVP was 20 times greater than dipterex.

敌敌畏之毒性比敌百虫大20倍.

Permits automatic mounting to printed circuit boards using a chip mounter.

此小巧体积设计,可在印刷电路板中使用自动机器插件.

The latest developments of-halogen and-phosphorous flame-retarded epoxy resin for printed circuit boards were introduced.

综述了最近印制电路板用无卤无磷阻燃型环氧树脂的研究开发现状.

Like dialog data exchange ( DDX ), RFX needs information about the data members of your class.

与对话框数据交换 ( DDX ) 一样, RFX也需要有关类的数据成员的信息.

Each core stored one bit of data, sandwiched between circuit boards.

每个核心存储一位数据, 并被夹在电路板之间.

It is hard to pute ddy on the ball with hand-shakegrip.

用 横拍 很难发出旋球.

After going over the Col de Vars, the route passes through St-Paul-sur-Ubaye.

这条道越过瓦尔山口之后，穿过于拜河畔圣保罗。

He gained a first class Honours de-gree in economics.

他获得了经济学一等荣誉学位。

He has plenty of joie de vivre.

他尽情享受生活的乐趣。

They've been put on high alert after allegations of firing across the factor de facto border.

在受到事实上跨边界的开火指控后,他们被要保持高度的警惕性.

Though his kingship is challenge, he continue to rule de facto.

虽然他做国王的身分为人诟病, 但他仍大权在握.